Valves

Section Code 2210 : Pressure relief.

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WRAS Approval Number: 1812096

Range of pressure relief valves with gunmetal bodies, EPDM diaphragms and lever operated easing gear. Maximum shell working pressure varies by model (see below). The relief setting is adjustable within the range of 0.5 - 16.0 bar. Maximum operating temperature 99°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 1812096
  • Expiry date: 31/12/2023
  • Size: See model
  • Marking: Goetze Armaturen logo and flow arrow on body. Model number, DN, made in Germany, Goetze KG and product information on valve bonnet. PN on flange plate on flanged models.
  • Installation Requirements R001 R120
  • Model
    642 series DN15 - 16.0 bar - ½” BSP (F) inlet x ½” BSP (F) outlet, DN20 - 16.0 bar - ¾” BSP (F) inlet x ¾” BSP (F) outlet, DN25 - 16.0 bar - 1” BSP (F) inlet x 1” BSP (F) outlet, DN32 - 16.0 bar - 1 ¼” BSP (F) inlet x 1 ¼” BSP (F) outlet, DN40 - 16.0 bar - 1 ½” BSP (F) inlet x 1 ½” BSP (F) outlet, DN50 - 16.0 bar - 2” BSP (F) inlet x 2” BSP (F) outlet, DN65 - 25.0 bar - 2 ½” BSP (F) x 2 ½” BSP (F) outlet, DN25 - 16.0 bar - DN25 flanged inlet x 1” BSP (F) outlet, DN32 - 16.0 bar – DN32 flanged inlet x 1 ¼” BSP (F) outlet, DN40 - 16.0 bar – DN40 flanged inlet x 1 ½” BSP (F) outlet, DN50 - 16.0 bar – DN50 flanged inlet x 2” BSP (F) outlet & DN65 - 16.0 bar - DN65 flanged inlet x 2½” BSP (F) outlet 6420 series DN15 - 40.0 bar - ½” BSP (F) inlet x ½” BSP (F) outlet, DN20 - 16.0 bar – ¾” BSP (F) inlet x ¾” BSP (F) outlet, DN25 - 16.0 bar – 1” BSP (F) inlet x 1” BSP (F) outlet, DN32 - 16.0 bar - 1¼” BSP (F) inlet x 1¼” BSP (F) outlet, DN40 - 16.0 bar - 1½” BSP (F) inlet x 1½” BSP (F) outlet, DN50 - 16.0 bar – 2” BSP (F) inlet x 2” BSP (F) outlet, DN65 - 25.0 bar - 2½” BSP (F) inlet x 2½” BSP (F) outlet, DN15 - 16.0 bar - ½” BSP (M) inlet x ½” BSP (F) outlet, DN20 - 16.0 bar – ¾” BSP (M) inlet x ¾” BSP (F) outlet, DN25 - 16.0 bar – 1” BSP (M) inlet x 1” BSP (F) outlet, DN32 - 16.0 bar - 1¼” BSP (M) inlet x 1¼” BSP (F) outlet, DN40 - 16.0 bar - 1½” BSP (M) inlet x 1½” BSP (F) outlet, DN50 - 16.0 bar – 2” BSP (M) inlet x 2” BSP (F) outlet & DN65 - 16.0 bar - 2½” BSP (M) inlet x 2½” BSP (F) outlet 645 series DN15 - 16.0 bar - ½” BSP (F) inlet x ¾” BSP (F) outlet, DN20 - 16.0 bar - ¾” BSP (F) inlet x 1” BSP (F) outlet, DN25 - 16.0 bar – 1” BSP (F) inlet x 1 ¼” BSP (F) outlet, DN32 - 16.0 bar – 1 ¼” BSP (F) inlet x 1 ½” BSP (F) outlet, DN40 - 16.0 bar - 1½” BSP (F) inlet x 2” BSP (F) outlet, DN50 - 16.0 bar - 2” BSP (F) inlet x 2½” BSP (F) outlet, DN25 - 16.0 bar - DN25 flanged inlet x 1¼” BSP (F) outlet, DN32 - 16.0 bar - DN32 flanged inlet x 1½” BSP (F) outlet, DN40 - 16.0 bar - DN40 flanged inlet x 2” BSP (F) outlet & DN50 - 16.0 bar - DN50 flanged inlet x 2½” BSP (F) outlet 6450 series DN15 - 16.0 bar - ½” BSP (F) inlet x ¾” BSP (F) outlet, DN20 - 16.0 bar - ¾” BSP inlet (F) x 1” BSP (F) outlet, DN25 - 16.0 bar - 1” BSP (F) inlet x 1¼” BSP (F) outlet, DN32 - 16.0 bar - 1¼” BSP (F) inlet x 1½” BSP (F) outlet, DN40 - 40.0 bar - 1½” BSP (F) inlet x 2” BSP (F) outlet, DN50 - 16.0 bar - 2” BSP (F) x 2 ½” BSP (F) outlet, DN15 - 16.0 bar - ½” BSP (M) inlet x ¾” BSP (F) outlet, DN20 - 16.0 bar - ¾” BSP inlet (M) x 1” BSP (F) outlet, DN25 - 16.0 bar - 1” BSP (M) inlet x 1¼” BSP (F) outlet, DN32 - 16.0 bar - 1¼” BSP (M) inlet x 1½” BSP (F) outlet, DN40 - 16.0 bar - 1½” BSP (M) inlet x 2” BSP (F) outlet & DN50 - 16.0 bar - 2” BSP (M) x 2 ½” BSP (F) outlet
  • Manufacturer: Goetze KG Armaturen
    Company Name
    Goetze KG Armaturen
    Address
    Robert-Mayer-Str. 21 71636 Ludwigsburg Germany
    Phone
    +49 7141 488 94 684
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WRAS Approval Number: 1812100

Range of pressure relief valves with gunmetal bodies, EPDM diaphragms and lever operated easing gear. Maximum shell working pressure varies by model (see below). The relief setting is adjustable within the range of 0.5 - 16.0 bar. Maximum operating temperature 99°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 1812100
  • Expiry date: 31/12/2023
  • Size: See model
  • Marking: ALBION & MODEL ON METAL PLATE ON BODY. DN, PRODUCT INFORMATION & FLOW ARROW ON BODY
  • Installation Requirements R001 R120
  • Model
    ART 642 series DN15 - 16.0 bar - ½” BSP (F) inlet x ½” BSP (F) outlet, DN20 - 16.0 bar - ¾” BSP (F) inlet x ¾” BSP (F) outlet, DN25 - 16.0 bar - 1” BSP (F) inlet x 1” BSP (F) outlet, DN32 - 16.0 bar - 1 ¼” BSP (F) inlet x 1 ¼” BSP (F) outlet, DN40 - 16.0 bar - 1 ½” BSP (F) inlet x 1 ½” BSP (F) outlet, DN50 - 16.0 bar - 2” BSP (F) inlet x 2” BSP (F) outlet, DN65 - 25.0 bar - 2 ½” BSP (F) x 2 ½” BSP (F) outlet, DN25 - 16.0 bar - DN25 flanged inlet x 1” BSP (F) outlet, DN32 - 16.0 bar – DN32 flanged inlet x 1 ¼” BSP (F) outlet, DN40 - 16.0 bar – DN40 flanged inlet x 1 ½” BSP (F) outlet, DN50 - 16.0 bar – DN50 flanged inlet x 2” BSP (F) outlet & DN65 - 16.0 bar - DN65 flanged inlet x 2½” BSP (F) outlet ART 6420 series DN15 - 40.0 bar - ½” BSP (F) inlet x ½” BSP (F) outlet, DN20 - 16.0 bar – ¾” BSP (F) inlet x ¾” BSP (F) outlet, DN25 - 16.0 bar – 1” BSP (F) inlet x 1” BSP (F) outlet, DN32 - 16.0 bar - 1¼” BSP (F) inlet x 1¼” BSP (F) outlet, DN40 - 16.0 bar - 1½” BSP (F) inlet x 1½” BSP (F) outlet, DN50 - 16.0 bar – 2” BSP (F) inlet x 2” BSP (F) outlet, DN65 - 25.0 bar - 2½” BSP (F) inlet x 2½” BSP (F) outlet, DN15 - 16.0 bar - ½” BSP (M) inlet x ½” BSP (F) outlet, DN20 - 16.0 bar – ¾” BSP (M) inlet x ¾” BSP (F) outlet, DN25 - 16.0 bar – 1” BSP (M) inlet x 1” BSP (F) outlet, DN32 - 16.0 bar - 1¼” BSP (M) inlet x 1¼” BSP (F) outlet, DN40 - 16.0 bar - 1½” BSP (M) inlet x 1½” BSP (F) outlet, DN50 - 16.0 bar – 2” BSP (M) inlet x 2” BSP (F) outlet & DN65 - 16.0 bar - 2½” BSP (M) inlet x 2½” BSP (F) outlet ART 645 series DN15 - 16.0 bar - ½” BSP (F) inlet x ¾” BSP (F) outlet, DN20 - 16.0 bar - ¾” BSP (F) inlet x 1” BSP (F) outlet, DN25 - 16.0 bar – 1” BSP (F) inlet x 1 ¼” BSP (F) outlet, DN32 - 16.0 bar – 1 ¼” BSP (F) inlet x 1 ½” BSP (F) outlet, DN40 - 16.0 bar - 1½” BSP (F) inlet x 2” BSP (F) outlet, DN50 - 16.0 bar - 2” BSP (F) inlet x 2½” BSP (F) outlet, DN25 - 16.0 bar - DN25 flanged inlet x 1¼” BSP (F) outlet, DN32 - 16.0 bar - DN32 flanged inlet x 1½” BSP (F) outlet, DN40 - 16.0 bar - DN40 flanged inlet x 2” BSP (F) outlet & DN50 - 16.0 bar - DN50 flanged inlet x 2½” BSP (F) outlet ART 6450 series DN15 - 16.0 bar - ½” BSP (F) inlet x ¾” BSP (F) outlet, DN20 - 16.0 bar - ¾” BSP inlet (F) x 1” BSP (F) outlet, DN25 - 16.0 bar - 1” BSP (F) inlet x 1¼” BSP (F) outlet, DN32 - 16.0 bar - 1¼” BSP (F) inlet x 1½” BSP (F) outlet, DN40 - 40.0 bar - 1½” BSP (F) inlet x 2” BSP (F) outlet, DN50 - 16.0 bar - 2” BSP (F) x 2 ½” BSP (F) outlet, DN15 - 16.0 bar - ½” BSP (M) inlet x ¾” BSP (F) outlet, DN20 - 16.0 bar - ¾” BSP inlet (M) x 1” BSP (F) outlet, DN25 - 16.0 bar - 1” BSP (M) inlet x 1¼” BSP (F) outlet, DN32 - 16.0 bar - 1¼” BSP (M) inlet x 1½” BSP (F) outlet, DN40 - 16.0 bar - 1½” BSP (M) inlet x 2” BSP (F) outlet & DN50 - 16.0 bar - 2” BSP (M) x 2 ½” BSP (F) outlet
  • Factor: Albion Valves (UK) Limited
    Company Name
    Albion Valves (UK) Limited
    Address
    9a Fallbank Industrial Estate Dodworth Barnsley
    Postcode
    S75 3LS
    Country
    South Yorkshire
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WRAS Approval Number: 1901043

Pressure relief valve (pre-set at 3.0 bar) with plastic body and EPDM membrane and seals. The valve incorporates a manually operated easing gear. Maximum operating temperature 90°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 1901043
  • Expiry date: 31/01/2024
  • Note: Closed circuit use only.
  • Size: ½” manifold inlet x ½” BSP (M) outlet
  • Marking: PN & Orkli logo on cover. Size and date of manufacture (DDMMYY) on body.
  • Installation Requirements R001
  • Model
    9N26004-00
  • Manufacturer: Orkli S. Coop
    Company Name
    Orkli S. Coop
    Address
    Carretera Zaldibia 20240 Ordizia Gipuzkoa
    Country
    Spain
    Phone
    +34 943 805 184
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WRAS Approval Number: 1906353

Range of pressure relief valves with plastic bodies and EPDM diaphragms and ‘O’-rings, Factory pre-set at 3.0 bar. Maximum operating temperature 110°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 1906353
  • Expiry date: 30/06/2024
  • Size: See model
  • Marking: Caleffi Logo, Caleffi hydronic solutions and direction of flow arrow on body. Pressure rating on lifting gear Models added March 2020: Caleffi & flow arrow on body.
  • Installation Requirements R001 R200
  • Model
    C312001 CST: 21.8mm. C312002 CST: 19.8mm. C312003 CST: 19.5mm. C312003 BSC: 19.5mm. C312004 CST: 19.8mm. C312004 GRD: 19.8mm. C312008: 21.8mm. C312008 GRD: 21.8mm. C312011: 22.7mm. C312011 BSC: 22.7mm. C312012: 22.25mm. C312012 STI: 22.25mm. C312013: 19.8mm. C312013 VIS: 19.8mm. C312017: 19.8mm. C312017 VIS: 19.8mm. C312018 VIS: 19.8mm. C312019: 19.8mm. C312021 FRQ : 13.38mm. C312022 CST: 19.8mm. C312023 BSC: 19.8mm. C312023 CST: 19.8mm. C312422 CST: 19.8mm Models added March 2020: C312027 BSC: 20.31mm C312009, C312009 BSC, C312009 WLF & C312009 GRD: 19mm inlet x 25mm spigot outlet.
  • Manufacturer: Caleffi S.p.A
    Company Name
    Caleffi S.p.A
    Address
    PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
    Country
    Italy
    Phone
    +39 0322 8491
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WRAS Approval Number: 1907314

Pressure relief valve (pre-set at between 2.5 & 8.0 bar depending on model), with a plastic body and EPDM shutter membrane. Maximum operating temperature 100°C

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 1907314
  • Expiry date: 31/07/2024
  • Size: See model
  • Marking: Kramer on operating member. Size & flow arrow on body
  • Installation Requirements R001
  • Model
    SRPP/OV-M, SRPP/O-M, SRPP/O-P20, SRPP/O-P16 models: OD 19.91mm clip connection. SRPP/MO-M & SRPP/MO-P20 models: ½” BSP (M).
  • Manufacturer: Kramer Italia s.r.l.
    Company Name
    Kramer Italia s.r.l.
    Address
    V.le Brianza 27, 20127 Milano, Italy
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WRAS Approval Number: 1909351

`MSL & MSV` ranges of pre-set pressure relief valves with brass bodies and EPDM seats with manually operated easing gear. Maximum working pressure 10 bar. Maximum operating temperature 100°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 1909351
  • Expiry date: 30/09/2024
  • Size: MSL/E range: ½” BSP (M) inlet x ½” BSP (F) outlet. MSV/E range: ½ BSP (M) inlet x ½” BSP (M) outlet.
  • Marking: Model, size, flow arrow, Watts logo, date of manufacture (DD/MM/YY) on body.
  • Installation Requirements R001 R120
  • Model
    0206525 MSL/E25 – 2.5 bar. 0206530 MSL/E30 – 3.0 bar. 0206540 MSL/E40 – 4.0 bar. 0207525 MSV/E25 – 2.5 bar. 0207530 MSV/E30 – 3.0 bar. 0207540 MSV/E40 – 4.0 bar.
  • Manufacturer: Watts Industries Italia S.R.L
    Company Name
    Watts Industries Italia S.R.L
    Address
    Via Brenno, 21 20046 Biassono (MI) Italy
    Phone
    Tel: +39 039 49861 Fax: +39 039 4986222
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WRAS Approval Number: 1906350

Range of pressure relief valves with DZR brass bodies incorporating EPDM diaphragms. The valves are pre-set at 6.0 bar (311560, 312469, 312461ITH & 311461 models), 10.0 bar (312020 CST model) and 7.0 bar (312471 model). Maximum operating temperature 99°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 1906350
  • Expiry date: 30/06/2024
  • Size: See model.
  • Marking: Caleffi logo, CR mark and flow arrow on body. Pressure rating on cap.
  • Installation Requirements R001
  • Model
    311560: ¾” BSP (F) x ¾” BSP (F), 312469: Ø19.8mm manifold x ½” BSP (F), 312020 CST: ½” BSP (M) x ½” BSP (F), 312461 ITH: Ø19.8mm manifold, 311461: ½” BSP (F) x 15mm compression, 312471 CST: Ø19.8mm manifold x ½” BSP (F). Models Added December 2020: 531661 CST – 1” BSP (F) x 1” BSP (F) 531661 - 1” BSP (F) x 1” BSP (F)
  • Factor: Caleffi S.p.A
    Company Name
    Caleffi S.p.A
    Address
    PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
    Country
    Italy
    Phone
    +39 0322 8491
    General Email
    info@caleffi.com
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  • Manufacturer: Caleffi S.p.A
    Company Name
    Caleffi S.p.A
    Address
    PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
    Country
    Italy
    Phone
    +39 0322 8491
    General Email
    info@caleffi.com
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WRAS Approval Number: 1907313

Pressure relief valve (pre-set at between 2.5 & 8.0 bar depending on model), with a brass body and EPDM shutter membrane. Maximum operating temperature 100°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 1907313
  • Expiry date: 31/07/2024
  • Note: For closed circuit use only.
  • Size: SRP/F, SRPM/F, SRP/M & SRPM/M models: ½” BSP (F). SRP/O models: OD 19.91mm clip connection. SRP/O-SFL model: OD 18.25 clip connection.
  • Marking: Kramer on operating member. Size & flow arrow on body.
  • Installation Requirements R001 R200
  • Model
    SRP/F, SRPM/F, SRP/M, SRPM/M, SRP/O & SRP/O-SFL.
  • Factor: Kramer Italia s.r.l.
    Company Name
    Kramer Italia s.r.l.
    Address
    V.le Brianza 27, 20127 Milano, Italy
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WRAS Approval Number: 1912329

Range pressure relief valves incorporating DZR brass bodies and EPDM rubber washers. For pressures these are set at please consult the model section. The valves incorporate a manually operated rotational easing gear. Maximum operating temperature of 99°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 1912329
  • Expiry date: 31/12/2024
  • Size: See model
  • Marking: Pintossi logo on body.
  • Installation Requirements R001
  • Model
    582L: ½” BSP (M) x ½” BSP (F) - set @ 6.0 bar. 597L: ½” BSP (M) x 15mm - set @ 3.5 bar.
  • Manufacturer: Pintossi + C Spa
    Company Name
    Pintossi + C Spa
    Address
    Via Ponte Gandovere 43/45 25064 Gussago Brescia Italy
    Phone
    +39 030 373 3138
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WRAS Approval Number: 1912349

Range pressure relief valves incorporating DZR brass bodies and EPDM rubber washers. For pressures these are set at please consult the model section. The valves incorporate a manually operated rotational easing gear. Maximum operating temperature of 99°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 1912349
  • Expiry date: 31/12/2024
  • Size: See model
  • Marking: RWC on cap
  • Installation Requirements R001
  • Model
    PREL107015: ½” BSP (M) x ½” BSP (F) - set @ 6.0 bar. PREL107020: ½” BSP (M) x 15mm - set @ 3.5 bar.
  • Factor: Reliance Worldwide Corporation (UK) Limited
    Company Name
    Reliance Worldwide Corporation (UK) Limited
    Address
    Horton Road, West Drayton, Middlesex
    Postcode
    UB7 8JL
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WRAS Approval Number: 2003307

Range of DZR brass expansion relief valves fitted within a manifold assembly. The valves are pre-set at 8.0 bar or 6.0 bar depending on model and incorporate and EPDM membrane, NBR ‘O’-rings. Product incorporates a check valve cartridge, verified by test (suitable for backflow protection against Fluid Category 2). Maximum working pressure 16.0 bar. Cold water use only.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2003307
  • Expiry date: 31/03/2025
  • Size: 22mm compression.
  • Marking: RWC, pressure, CR and date of manufacture (DD/MM/YY) on PRV cap. RWC, flow arrow and CR mark on manifold body.
  • Installation Requirements R001
  • Model
    CORE216000 – 8 bar CORE216001 – 6 bar
  • Manufacturer: Reliance Worldwide Corporation UK Ltd
    Company Name
    Reliance Worldwide Corporation UK Ltd
    Address
    Horton Road West Drayton Middlesex
    Postcode
    UB7 8JL
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WRAS Approval Number: 2005362

Range of pre-set pressure relief valves incorporating DZR brass bodies and an EPDM diaphragm, (for pre-set pressures see model). The valve is fitted with hand operated rotating easing gear. Maximum working pressure is the same as the pre-set pressure (see model). Maximum operating temperature 85°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2005362
  • Expiry date: 31/05/2025
  • Size: See model.
  • Marking: All models: Reliance water control and pressure rating on cap. Date of production (A-Z = year, then A-Z, 1-9, selective lower-case letters a-r, Ω, Ø, &, Ǝ, Ⅎ, ∀ and ⊥ for week, e.g. XA, where X = 2020 and A = week 1) on cap rim. SYR, DR and flow arrow on body. Additional marking to the above: PREL102014, PREL102008, PREL102001 and PREL102004 models: 016 on body. PREL102009, PREL102110, PREL102111, PREL102003, PREL102005, PREL102105 & PREL102044 models: 047 on body. PREL102048, PREL102118, PREL102018, PREL102024, PREL102020, PREL102049, PREL102027, PREL102050 models are also marked with DN size.
  • Installation Requirements R001
  • Model
    PREL102014: ½” BSP (F) x ½” BSP (F) - 3.5 Bar. PREL102008: ½” BSP (F) x ½” BSP (F) - 5.0 Bar. PREL102001: ½” BSP (F) x ½” BSP (F) - 6.0 Bar. PREL102004: ½” BSP (F) x ½” BSP (F) - 8.0 Bar. PREL102009: ½” BSP (M) x 15mm compression - 3.5 Bar. PREL102110: ½” BSP (M) x 15mm compression - 4.0 Bar. PREL102111: ½” BSP (M) x 15mm compression - 4.0 Bar. PREL102003: ½” BSP (M) x 15mm compression - 5.0 Bar. PREL102005: ½” BSP (M) x 15mm compression - 6.0 Bar. PREL102105: ½” BSP (M) x 15mm compression - 6.0 Bar. PREL102044: ½” BSP (M) x 15mm compression - 8.0 Bar.
    PREL102040: ½” MBSP x ½” FBSP 3.5 Bar. PREL102041: ½” MBSP x ½” FBSP 5.0 Bar. PREL102042: ½” MBSP x ½” FBSP 6.0 Bar. PREL102043: ½” MBSP x ½” FBSP 8.0 Bar. PREL102048: ¾” MBSP x ¾” FBSP 3.5 Bar. PREL102118: ¾” MBSP x ¾” FBSP 5.0 Bar. PREL102018: ¾” MBSP x ¾” FBSP 6.0 Bar. PREL102024: ¾” MBSP x ¾” FBSP 8.0 Bar. PREL102020: ¾” MBSP x 22mm 3.5 Bar. PREL102049: ¾” MBSP x 22mm 5.0 Bar. PREL102027: ¾” MBSP x 22mm 6.0 Bar. PREL102050: ¾” MBSP x 22mm 8.0 Bar. PREL102045: ¾” FBSP x ¾” FBSP 3.5 Bar. PREL102023: ¾” FBSP x ¾” FBSP 4.0 Bar. PREL102046: ¾” FBSP x ¾” FBSP 5.0 Bar. PREL102047: ¾” FBSP x ¾” FBSP 8.0 Bar.
  • Factor: Reliance Worldwide Corporation (UK) Limited
    Company Name
    Reliance Worldwide Corporation (UK) Limited
    Address
    Horton Road, West Drayton, Middlesex
    Postcode
    UB7 8JL
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WRAS Approval Number: 2007021

Range of pre-set pressure relief valves with gunmetal bodies, silicon diaphragms, and PTFE seat washers. Pre-set relief pressures: 0.3 bar to 10.5 bar. Maximum operating temperature 95°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2007021
  • Expiry date: 31/07/2025
  • Size: ½” to 3” BSP (F). DN32 to DN80 flanged.
  • Marking: NABIC, DN, Model (FIG Number) and material code on body. Fig number, set pressure, temperature, year of manufacture (YY) and other technical info on adhesive label on body
  • Installation Requirements R001
  • Model
    Threaded Fig 542: DN15 - Part Number N-542-015. DN20 - Part Number N-542-020. DN25 - Part Number N-542-025. DN32 - Part Number N-542-032. DN40 - Part Number N-542-040. DN50 - Part Number N-542-050. DN65 - Part Number N-542-065. DN80 - Part Number N-542-080. Flanged Fig 542 F: DN32 - Part Number N-542F-032. DN40 - Part Number N-542F-040. DN50 - Part Number N-542F-050. DN65 - Part Number N-542F-065. DN80 - Part Number N-542F-080.
  • Manufacturer: Crane Building Services & Utilities
    Company Name
    Crane Building Services & Utilities
    Address
    46-48 Wilbury Way, Hitchin Hertfordshire
    Postcode
    SG4 0UD
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WRAS Approval Number: 2007032

Range of factory pre-set, pressure relief valves with gunmetal bodies, incorporating viton ‘O’-rings, seat seals and chrome vanadium steel springs. Maximum working pressure varies by model and spring: Fig 500L: White spring: 0.4 bar to 0.6 bar. Red spring: 1.0 bar to 1.3 bar for DN15 to DN25, 0.7 bar to 1.3 bar for DN32 to DN50 Yellow spring: 1.4 bar to 2.6 bar. Green spring: 2.7 bar to 4.0 bar. Fig 542L: White spring: 0.3 bar to 0.4 bar. Red spring: 1.0 bar for DN15 to DN25 and 0.5 bar to 1.0 bar for DN32 to DN50. Yellow spring: 1.1 bar to 2.1 bar. Green spring: 2.2 bar to 3.2 bar. Maximum operating temperature 95˚C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2007032
  • Expiry date: 31/07/2025
  • Marking: NABIC (brand of Crane Building Services and Utilities), model number, size & flow arrow on body. Model number, pressure and technical info on body.
  • Installation Requirements R001
  • Model
    NABIC fig 500L: DN15: ½” BSP (F) inlet x ¾” BSP (F) outlet DN20: ¾” BSP (F) inlet x 1” BSP (F) outlet DN25: 1” BSP (F) inlet x 1 ¼” BSP (F) outlet DN32: 1 ¼” BSP (F) inlet x 1 ½” BSP (F) outlet DN40: 1 ½” BSP (F) inlet x 2” BSP (F) outlet DN50: 2” BSP (F) inlet x 2 ½” BSP (F) outlet NABIC fig 542L: DN15: ½” BSP (F) inlet & outlet DN20: ¾” BSP (F) inlet & outlet DN25: 1” BSP (F) inlet & outlet DN32: 1 ¼” BSP (F) inlet & outlet DN40: 1 ½” BSP (F) inlet & outlet DN50: 2” BSP (F) inlet & outlet
  • Manufacturer: Crane Building Services and Utilities
    Company Name
    Crane Building Services and Utilities
    Address
    Crane House Epsilon Terrace West Road Ipswich Suffolk
    Postcode
    IP3 9FJ
    Country
    United Kingdom
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WRAS Approval Number: 2007360

Pressure relief valve (pre-set at 3.0 bar) with a brass body. The valve incorporates a manually operated easing gear. Maximum operating temperature 110°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2007360
  • Expiry date: 31/07/2025
  • Size: 20.85mm manifold connection.
  • Marking: Flow arrow, ½”, Orkli logo, production date and time (DD/MM/YY HH:MM) on body. Orkli, Orkli logo and 3.0 bar on cap.
  • Installation Requirements R001 R200
  • Model
    17206
  • Manufacturer: Orkli S. Coop
    Company Name
    Orkli S. Coop
    Address
    Carretera Zaldibia 20240 Ordizia Gipuzkoa
    Country
    Spain
    Phone
    +34 943 805 184
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WRAS Approval Number: 2007012

Range of pressure relief valves with gunmetal bodies, silicon rubber diaphragm, chrome vanadium steel spring and a lever operated easing gear. Pre-set relief pressures: DN15-25 - 1.0 bar to 12.5 bar. DN32-65 - 0.4 bar to 12.5 bar. Maximum operating temperature 95˚C

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2007012
  • Expiry date: 31/07/2025
  • Size: ¾” to 2½” BSP (F). DN20 to DN65 flanged.
  • Marking: NABIC (brand of Crane Building Services and Utilities), size, model, flow arrow and material code cast on body. Technical information including pressure on adhesive label.
  • Installation Requirements R001 R120
  • Model
    Threaded Fig 500: DN15-N-500-015. DN20-N-500-020. DN25-N-500-025. DN32-N-500-032. DN40-N-500-040. DN50-N-500-050. DN65-N-500-065. Flanged Fig 500F: DN20-N-500F-020. DN25-N-500F-025. DN32-N-500F-032. DN40-N-500F-040. DN50-N-500F-050. DN65-N-500F-065.
  • Manufacturer: Crane Building Services and Utilities
    Company Name
    Crane Building Services and Utilities
    Address
    Crane House, Epsilon Terrace, West Road
    Postcode
    IP3 9FJ
    Country
    Ipswich
    Phone
    (01473) 277 454
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WRAS Approval Number: 2009326

Range of pre-set (at 3.0 bar) pressure relief valves incorporating DZR brass bodies and an EPDM diaphragm. The valve is fitted with hand operated rotating easing gear. Maximum operating temperature 85°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2009326
  • Expiry date: 30/09/2025
  • Note: Closed circuit use only.
  • Size: see model
  • Marking: Caleffi logo, flow arrow, date of manufacture (MM/YY) & size on body. Pressure & temperature on cap. Some (but not all) models are marked with ‘CR.
  • Installation Requirements R001 R200
  • Model
    A312400 CST: 17.5mm manifold x ½” BSP (M). A312401 CST: 19.87mm manifold x ½” BSP (F). A312414 CST: 20mm manifold x ½” BSP (M). A312420 CST: 20mm manifold x 22mm compression. A312430 CST: ½” BSP manifold x ½” BSP (F). A312438 CST: 19.88mm manifold x ½” BSP (M). A312439 CST: fast fit manifold connection - 19.95mm. A314402 CST: 15mm manifold x ½” BSP (M). A314437 CST: ½” BSP (M) BSP x 15mm compression. A314402 BSC: 15mm manifold x ½” BSP (M).
  • Manufacturer: Caleffi S.p.A
    Company Name
    Caleffi S.p.A
    Address
    PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
    Country
    Italy
    Phone
    +39 0322 8491
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WRAS Approval Number: 2007354

Range of pressure relief valves incorporating brass bodies and EPDM rubber washers. The valves incorporate a manually operated rotational easing gear. For maximum working pressure please refer to model. Maximum operating temperature 99°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2007354
  • Expiry date: 31/07/2025
  • Note: For closed circuit use only.
  • Size: See model
  • Marking: Pintossi logo & flow arrow on body. Date of manufacture (DD/MM/YYYY) & product information on cap.
  • Installation Requirements R001 R200
  • Model
    580: ½” BSP (F) x 20mm manifold – maximum working pressure 3.0 bar 581: ½” x ½” BSP (F) – 10.0 bar. 582: ½” BSP (M) x ½” BSP (F) – 10.0 bar. 583: ½” x ½” BSP (F) - 3.5 bar. 584: ½” BSP (M) x ½” BSP (F) – 6.0 bar. 585: ½” BSP (M) x ½” BSP (F) – 3.0 bar. 587: ½” BSP (M) x ½” BSP (F) – 3.0 bar 592: ½” BSP (M) x 15 compression – 3.0 bar. 593C: ½” BSP (F) x ½” BSP (F) – 3.0 bar. 594C: ½” BSP (M) x ½” BSP (F) – 3.0 bar. 595: ½” BSP (F) x 20mm manifold – 3.0 bar. 597: ½” BSP (M) x 15mm compression – 3.0 bar. Models added October 2020: 581: ½” BSP (F) x ½ BSP (F) – 1.5, 2.0, 2.5, 4.0, 6.0, 7.0, 8.0 & 10.0 bar. 582: ½” BSP (M) x ½ BSP (F) – 1.5, 2.0, 2.5, 3.0, 6.0, 7.0, 8.0 & 10.0 bar. 583: ½” BSP (F) x ½ BSP (F) – 2.5 & 3.0 bar 584: ½” BSP (M) x ½ BSP (F) 2” – 3.0 bar 587: ½” BSP (M) x ½ BSP (F)” – 2.5 bar. 597: ½” BSP (M) x ½ BSP (F) – 1.5 & 6.0 bar.
  • Manufacturer: Pintossi + C Spa
    Company Name
    Pintossi + C Spa
    Address
    Via Ponte Gandovere 43/45 25064 Gussago Brescia Italy
    Phone
    +39 030 373 3138
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WRAS Approval Number: 2009038

Pre-set pressure relief valve (set @ 3.0 bar) incorporating a brass body, NBR ‘O’-ring and an EPDM diaphragm. The valve is fitted with a hand operated rotating easing gear. Maximum operating temperature 90°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2009038
  • Expiry date: 30/09/2025
  • Size: ½” BSP (M).
  • Marking: Foshan City Suertai Electric Co. Ltd. logo (‘SET’, an abbreviation of Su Er Tai), thread size and flow arrow on body. Pressure rating on cap
  • Installation Requirements R001 R200
  • Model
    220010131.
  • Factor: STROM LTD
    Company Name
    STROM LTD
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  • Manufacturer: Foshan City Suertai Electric Co. Ltd.
    Company Name
    Foshan City Suertai Electric Co. Ltd.
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WRAS Approval Number: 2011313

Pre-set pressure relief valve incoporating DZR brass body and manual easing gear. Pre-set 3.0 bar. Maximum operating temperature 85°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2011313
  • Expiry date: 30/11/2025
  • Size: ½” BSP (F)
  • Marking: Novasfer logo, flow arrow, size & casting date (YYMM) on body. Technical information and casting date (MM/YYYY) on cap.
  • Installation Requirements R001 R200
  • Model
    5004/N
  • Manufacturer: Novasfer
    Company Name
    Novasfer
    Address
    Via Galileo Galilei 3, 25080 Carzago Riviera BS
    Postcode
    Italy
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WRAS Approval Number: 2007389

Range of pressure relief valves incorporating brass bodies and EPDM rubber washers. The valves incorporate a manually operated rotational easing gear. For maximum working pressure please refer to model. Maximum operating temperature 99°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2007389
  • Expiry date: 31/07/2025
  • Note: For closed circuit use only.
  • Size: See model
  • Marking: SIZE & flow arrow on body. RWC, Date of manufacture (DD/MM/YYYY) & product information on cap.
  • Installation Requirements R001 R200
  • Model
    PREL107010: ½” BSP (F) x ½ BSP (F) – 6.0 bar.
  • Factor: Reliance Worldwide Corporation (UK) Limited
    Company Name
    Reliance Worldwide Corporation (UK) Limited
    Address
    Horton Road, West Drayton, Middlesex
    Postcode
    UB7 8JL
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WRAS Approval Number: 2107089

Range of pressure relief valves pre-set @ 6.0 bar, incorporating DZR brass bodies, EPDM seal cup and EPDM ‘O’-ring. Maximum operating temperature 99˚C

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2107089
  • Expiry date: 31/07/2026
  • Size: See model.
  • Marking: Taizhou Tongsheng Brass Co., Ltd logo, CR mark flow arrow on body and pressure on cap.
  • Installation Requirements R001
  • Model
    TS-211 Safety Valve with female thread connection X female thread connection - ½” x ½”, ½” x ¾”, ¾” x ¾”, ¾” x 1” BSP. TS-212 Safety Valve with male thread connection X female thread connection – ½” x ½”, ½” x ¾”, ¾” x ¾” BSP. TS-213 Safety Valve with female thread connection X female thread connection (with connection for pressure gauge) – ½” x ½”, ¾” x ¾” BSP. TS-214 Safety Valve with male thread connection X female thread connection (with connection for pressure gauge) – ½” x ½”, ¾” x ¾” BSP. TS-215 Safety Valve with bayonet coupling X thread connection 20mm x ½” BSP (F). TS-216 Safety Valve with bayonet connection X thread connection 20mm x ½” BSP (F). TS-217 Safety Valve with male thread connection X female thread connection – ½” x ½” BSP. TS-218 Safety Valve with compression connection X compression connection – 15mm x 15mm, 22mm x 22mm. TS-219 Safety Valve with bayonet coupling connection X bayonet coupling connection 20mm x 18.5mm diameter.
  • Manufacturer: Taizhou Tongsheng Brass Co Ltd
    Company Name
    Taizhou Tongsheng Brass Co Ltd
    Address
    Xuanmen Industrial District, Yuhuan, Zhejiang
    Country
    China
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WRAS Approval Number: 2201805

Range of pre-set, spring loaded, angled pressure relief valves with plastic body and EPDM diaphragm. The valves are fitted with rotary type easing gear . For maximum working pressure please refer to model. Maximum operating temperature 99°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2201805
  • Expiry date: 31/01/2027
  • Size: SEE MODEL
  • Marking: Caleffi logo, flow arrow and DN mould on body Date of manufacture (WWYY) and pressure printed on body Pressure printed on cap
  • Installation Requirements R001 R200
  • Model
    Series 253 ½” BSP (F) 253040 – Preset at 10.0 bar 253042 – Preset at 2.5bar 253043 – Preset at 3.0 bar 253044 – Preset at 4.0 bar 253046 – Preset at 6.0 bar 253048 – Preset at 8.0 bar 253040 TAK – Preset at 10.0 bar 253042 TAK – Preset at 2.5bar 253043 TAK – Preset at 3.0 bar 253643 VIS – Preset at 3.0 bar 253044 TAK – Preset at 4.0 bar 253046 TAK – Preset at 6.0 bar 253546 TXH – Preset at 6.0 bar 253048 TAK – Preset at 8.0 bar Series 253 ¾” BSP (F) 253050 – Preset at 10.0 bar 253052 – Preset at 2.5bar 253053 – Preset at 3.0 bar 253054 – Preset at 4.0 bar 253056 – Preset at 6.0 bar 253058 – Preset at 8.0 bar 253156 CST – Preset at 6.0 bar Series 2531 ½” BSP (F) 253140 CST – Preset at 10.0 bar 253140 – Preset at 10.0 bar 253142 – Preset at 2.5bar 253143 CST – Preset at 3.0 bar 253143 – Preset at 3.0 bar 253144 CST – Preset at 4.0 bar 253144 – Preset at 4.0 bar 253146 CST – Preset at 6.0 bar 253146 VIS – Preset at 6.0 bar 253148 CST – Preset at 8.0 bar 253148 – Preset at 8.0 bar 253246 CST – Preset at 6.0 bar Series 2531 ½” BSP (M) 253344 VIS – Preset at 4.0 bar 253346 CST – Preset at 6.0 bar 253346 VIS – Preset at 6.0 bar 253646 CST – Preset at 6.0 bar 253704 VIS – Preset at 4.0 bar Series 2534 ½” BSP (M) 253443 – Preset at 3.0 bar
  • Manufacturer: Caleffi S.p.A
    Company Name
    Caleffi S.p.A
    Address
    PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
    Country
    Italy
    Phone
    +39 0322 8491
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WRAS Approval Number: 2110069

Range of pre-set pressure relief valves with bronze bodies and EPDM seating discs. Available with either a manual lever or dome type sealed cap. Pre-set relief pressures: DN15 and DN40 valves: 0.35 bar to 15.9 bar. DN20 valves: 0.35bar to 13.8bar. DN25, DN32 and DN50 valves: 0.35 bar to 12.5 bar. Maximum operating temperature 85°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2110069
  • Expiry date: 31/10/2026
  • Size: DN15 valves = ½” BSP (M) or (F). DN20 valves = ¾” BSP (M) or (F) or flanged. DN25 valves = 1” BSP (M) or (F) or flanged. DN32 valves = 1 ¼” BSP (M) or (F) or flanged. DN40 valves = 1 ½” BSP (M) or (F) or flanged. DN50 valves = 2” BSP (M) or (F) or flanged.
  • Marking: EMERSON AUTOMATIONS, BAILEY, CE, maximum temperature, maximum pressure and other info on data plate on body. PN and flow arrow on body.
  • Installation Requirements R001
  • Model
    Fig 707 Code example 707 “X” “X” E “X” 1st “X” = 1 - (DN15), 2 - (DN20), 3 - (DN25), 4 - (DN32), 5 - (DN40), 6 - (DN50). 2nd “X” = 1 - (M) x (F) BSP, 2 - (F) x (F) BSP, 5 - PN25 Flange. 3rd “X” = L - Marine lever, D - Dome.
  • Manufacturer: Emerson Automation Solutions Final Control UK Ltd
    Company Name
    Emerson Automation Solutions Final Control UK Ltd
    Address
    Sharp Street Worsley Manchester
    Postcode
    M28 3NA
    Phone
    0161 709 7741
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WRAS Approval Number: 2201812

Range of pre-set, spring loaded, angled pressure relief valves, with a plastic body and EPDM diaphragm. The B312021 CST model only is pre-set at 4.0 bar, all other models are pre-set at 3.0 bar. The valves are fitted with either rotary type easing gear or hand operated lifting gear. Maximum operating temperature 99°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2201812
  • Expiry date: 31/12/2025
  • Size: see model
  • Marking: Caleffi logo, Caleffi hydronic solution, flow arrow, CE, pressure rating.
  • Installation Requirements R001 R200
  • Model
    B312016 BSC: 20.68mm OD manifold connection x 23.12mm OD spigot. B312024 BSC: 20.68mm OD manifold connection x 22.61mm OD spigot. B312494 CST: 19.72mm OD manifold connection x ½” BSP(M) B312093 VIS: 19.72mm OD manifold connection x 21.04mm OD pipe connection. B312090 CST: 20.68mm OD manifold connection x ½” BSP (M). B312021 CST: 20.68mm OD manifold connection x 17.83mm OD pipe connection.
  • Manufacturer: Caleffi S.p.A
    Company Name
    Caleffi S.p.A
    Address
    PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
    Country
    Italy
    Phone
    +39 0322 8491
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WRAS Approval Number: 2111365

Range of bronze bodied pre-set pressure relief valves (available between 0.2-16 bar on each model) incorporating a manually operated easing gear with brass seat and PTFE or EPDM washers.

Non-metallic materials and components comply with BS6920 at 85°C

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2111365
  • Expiry date: 30/11/2026
  • Size: see model
  • Marking: Seetru, date of manufacture (MM/YY), set pressure, model number etched on body. Flow arrow mould on body. CR located in inlet.
  • Installation Requirements R001 R120
  • Model
    LGS DN15 - ½”, LGS DN20 - ¾", LGS DN25 - 1", LGS DN32 - 1 ¼", LGS DN40 - 1 ½", LGS DN50 - 2". Model added April 2023. LGS DN65 – 2 ½”.
  • Manufacturer: Seetru Ltd
    Company Name
    Seetru Ltd
    Address
    Albion Dockside Works Bristol BS1 6UT
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WRAS Approval Number: 2111376

Range of bronze bodied pre-set pressure relief valves (available between 0.2-16 bar on each model) incorporating a manually operated easing gear with brass seat and PTFE or EPDM washers. Maximum operating temperature 85°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2111376
  • Expiry date: 30/11/2026
  • Size: see model
  • Marking: BOSS, MODEL DN, PRESUURE RATING ON DATA PLATE ON BODY DN, SIZE & FLOW ARROW ON BODY
  • Installation Requirements R001 R120
  • Model
    PRESSURE RELIEF VALVES BOSS 957 15MM, BOSS 959 15MM - DN15 - ½”, BOSS 957 20MM, BOSS 959 20MM - DN20 - ¾", BOSS 957 25MM, BOSS 959 25MM - DN25 - 1", BOSS 957 32MM, BOSS 959 32MM - DN32 - 1 1⁄4"" BOSS 957 40MM, BOSS 959 40MM - DN40 - 1 ½", BOSS 957 50MM & BOSS 959 50MM - DN50 - 2".
  • Factor: BSS Industrial
    Company Name
    BSS Industrial
    Address
    BOSS Court 7 Barton Close Grove Park
    Postcode
    LE19 1SJ
    Country
    United Kingdom
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WRAS Approval Number: 2205802

Pressure relief valve pre-set at 6.0 bar, with a brass body and EPDM seat washer. Maximum operating temperature 115°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2205802
  • Expiry date: 31/05/2027
  • Note: For closed circuit use only.
  • Size: ½” BSP (F) x ½” BSP (F)
  • Marking: Officine Rigamonti logo (OR), size, PN10 and flow arrow on body. Made in Italy and 6.0 bar on cap
  • Installation Requirements R001 R200
  • Model
    Art.487
  • Manufacturer: Officine Rigamonti Spa
    Company Name
    Officine Rigamonti Spa
    Address
    Via Circonvallazione 9, Officine Rigamonti spa 13018 Valduggia (VC)
    Country
    Italy
    Phone
    +39 0163 48 165 Fax: +39 0163347254
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WRAS Approval Number: 2201331

Range of pressure relief valves pre-set at 3.0 bar with brass bodies and a EPDM membrane. Valve incorporates a manually operated easing gear. Maximum operating temperature 85°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2201331
  • Expiry date: 31/01/2027
  • Note: For closed circuit use only.
  • Size: See model.
  • Marking: Watts logo and flow arrow on body Watts logo, CE and 0425 on cap
  • Installation Requirements R001 R200
  • Model
    0206429 – MSL/E30.1/2”SA - OR – ½” BSP (M) x ½” BSP (F) 0205034 – MSPF/E30.1/2”SA – 19.98mm Ø manifold connection x ½” BSP (F)
  • Manufacturer: Watts Industries Italia S.R.L
    Company Name
    Watts Industries Italia S.R.L
    Address
    Via Vienna, 3 38121 - Trento (TN) Italy
    Phone
    +39 0461 965 111
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WRAS Approval Number: 2203322

Range of pre-set angled pressure relief valves for use on primary closed circuits, incorporating DZR brass bodies, EPDM diaphram and EPDM or NBR ‘O’-ring. For maximum working pressure please refer to model. Maximum operating temperature 99°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2203322
  • Expiry date: 31/03/2027
  • Size: see model
  • Marking: Caleffi logo, flow arrow and date of manufacture (WWYY) on body. Opening pressure on cap.
  • Installation Requirements R001 R200
  • Model
    Series 311, 312, 3124, 313 & 314 ½” (FXF) models: 311412 - 120 pka 311415 - 1.5 bar 311425 - 2.5 bar 311425 CST - 2.5 bar 311430 – 3.0 bar 311430 CST – 3.0 bar 311431 – 3.0 bar 311431 CST – 3.0 bar 311435 - 3.5 bar 311440 – 4.0 bar 311450 – 5.0 bar 311460 – 6.0 bar 31147 – 7.0 bar 311480 – 8.0 bar 311490 CST – 9.0 bar 313425 - 2.5 313425 CST - 2.5 313430 – 3.0 bar 313432 – 3.0 bar 313432 CST – 3.0 bar 313433 – 3.0 bar 313434 – 3.0 bar 313440 CST – 4.0 bar 313460 – 6.0 bar 313470 – 7.0 bar 313580 – 8.0 bar ½” (MxF) models: 312405 CST – 4.0 bar 312406 CST – 2.0 bar 312407 CST – 6.0 bar 312415 CST – 5.0 bar 312418 CST – 8.0 bar 312417 CST – 1.0 bar 312443 CST – 3.0 bar 312471 CST – 7.0 bar 312411 BRT – 2.5 bar 312416 CST – 7.0 bar 312419 SD – 10.0 bar 312421 CST – 1.0 bar 312424 CST – 3.0 bar 312425 – 2.5 bar 312425 CST – 2.5 bar 312426 SD – 10.0 bar 312427 CST – 10.0 bar 312428 – 1.8 bar 312430 – 3.0 bar 312430 CST – 3.0 bar 312431 CST – 3.0 bar 312432 CST – 3.0 bar 312433 – 3.0 bar 312435 – 3.5 bar 312437 – 3.0 bar 312437 VLL 3.0 bar 312439 – 3.0 bar 312439 – 3.0 bar 312440 – 4.0 bar 312447 CST – 3.5 bar 312450 – 2.5 bar 312460 – 6.0 bar 312460 CST – 6.0 bar 312467 CST – 6.0 bar 312469 – 6.0 bar 312469 NTR – 6.0 bar 312470 – 7.0 bar 312473 – 7.0 bar 312477 VLL – 7.0 bar 312480 – 8.0 bar 312480 CST – 8.0 bar 312493 CST – 9.0 bar 314401 CST 1/2" M x F 314425 – 2.5 bar 314430 – 3.0 bar 314431 CST – 3.0 bar 314432 – 3.0 bar 314432 CST – 3.0 bar 314433 CST – 3.0 bar 314435 CST – 3.0 bar 314436 CST – 3.0 bar 314437 VLL – 3.0 bar 314439 CST – 3.0 bar 314442 CST – 4.0 bar 314460 – 6.0 bar 314462 – 6.0 bar 314462 CST – 6.0 bar 314470 – 7.0 bar 314472 CST – 7.0 bar 314478 OCN – 7.0 bar 314480 – 8.0 bar 314488 OCN – 8.0 bar 1/2" (clip x M) models: 312001 CST – 2.0 bar 312005 BSC – 3.0 bar 1/2" (clip x F) models: 312002 SD – 8.0 bar 312003 GRD – 2.5 bar 312004 CST – 2.0 bar 312006 GRD – 2.0 bar 312007 CST – 6.0 bar 312008 CST – 3.5 bar 312009 – 3.0 bar 312020 CST – 10.0 bar 312400 CST – 3.0 bar 312403 BRT – 3.0 bar 312404 CST – 3.0 bar 312408 BRT – 3.0 bar 312409 BSC – 3.0 bar 312410 CST – 2.5 bar 1/2" (MxM) models: 312412 SD – 10.0 bar 312414 SD – 3.0 bar 312422 CST – 2.0 bar 312429 VHG – 3.0 bar 312438 CST – 3.0 bar Added in April 2022 312020 CST - 10 Bar – ½” / Clip x F 312428 - 1.8 Bar – ½” / M x F
  • Manufacturer: Caleffi S.p.A
    Company Name
    Caleffi S.p.A
    Address
    PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
    Country
    Italy
    Phone
    +39 0322 8491
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WRAS Approval Number: 2206347

Pre-set pressure relief valve set at 7.0 bar, with glass reinforced plastic body and EPDM diaphragm. Maximum working pressure 7.0 Bar. Maximum operating temperature 85°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2206347
  • Expiry date: 30/06/2027
  • Size: 3/8” manifold connection
  • Marking: Watts, Watts logo, flow arrow, date of manufacture, pressure rating, 3/8” on body
  • Installation Requirements R001 R008
  • Model
    0208175 – MSPL/E70.3/8” EL2
  • Manufacturer: Watts Industries Italia S.R.L
    Company Name
    Watts Industries Italia S.R.L
    Address
    Via Vienna, 3 38121 - Trento (TN) Italy
    Phone
    +39 0461 965 111
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WRAS Approval Number: 2210802

Pressure relief valve with a plastic body and EPDM diaphragm with manual easing gear. Pre-set at 3.0 bar. Maximum operating temperature 90°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2210802
  • Expiry date: 31/10/2027
  • Note: Closed circuit use only.
  • Size: 20.06mm OD manifold connection x ½”BSP(M)
  • Marking: RBM logo, flow arrow, size, CE moulded on body, 3bar, QR code on lever
  • Installation Requirements R001 R200
  • Model
    31030040
  • Manufacturer: R.B.M. S.p.A.
    Company Name
    R.B.M. S.p.A.
    Address
    Via Industriale no 25, 25060 S. San Giovanni di Polaveno (BS), Brescia
    Country
    Italy
    Phone
    +39 030 253 7211
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WRAS Approval Number: 2210321

Pressure relief valve with a brass body and EPDM diaphragm, pre-set at 3.0 bar. Maximum operating temperature 90°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2210321
  • Expiry date: 31/10/2027
  • Note: Closed circuit use only.
  • Size: See model
  • Marking: Vaillant logo, flow arrow, DN15 and CE mark stamped on valve body.
  • Installation Requirements R001 R200
  • Model
    190752: ½” quick connector. 190753: ½” BSP (M).
  • Factor: Vaillant GmbH
    Company Name
    Vaillant GmbH
    Address
    Berghauser Strasse, 40 D-42859 Remscheid
    Country
    Germany
    Phone
    Tel: +49 2191 182126
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WRAS Approval Number: 2211803

Pre-set pressure relief valve (set at 10.0 bar) with a DZR brass body and EPDM diaphragm. The valve incorporates a manually operated easing gear. Maximum operating temperature 85˚C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2211803
  • Expiry date: 30/11/2027
  • Size: Manifold connection (19.40mm internal dimension) to 1” BSP(F).
  • Marking: Vaillant logo, flow arrow, CR, ½”, DN15 moulded on body Technical information on cap.
  • Installation Requirements R001
  • Model
    531002 VLL.
  • Factor: Vaillant GmbH
    Company Name
    Vaillant GmbH
    Address
    Berghauser Strasse, 40 D-42859 Remscheid
    Country
    Germany
    Phone
    Tel: +49 2191 182126
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  • Manufacturer: Caleffi S.p.A
    Company Name
    Caleffi S.p.A
    Address
    PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
    Country
    Italy
    Phone
    +39 0322 8491
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WRAS Approval Number: 2212035

Range of core manifolds (DZR brass body) incorporating a pressure relief valve (plastic body), with an EPDM diaphragm and ‘O’-rings. For use with copper pipe (manufactured to BS EN 1057). The pressure relief valve is pre-set at 6.0 or 8.0 bar (see models). The product incorporates a check valve cartridge, verified by test (suitable for backflow protection against Fluid Category 2). Maximum operating pressure 16.0bar. Cold water use only.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2212035
  • Expiry date: 31/12/2027
  • Size: 28mm compression inlet and outlet on valve body. 22mm compression outlet on PRV.
  • Marking: RWC, SYR, DR and flow arrows on manifold. SYR and flow arrow on pressure relief valve. Reliance Water Controls and pressure on pressure relief valve cap.
  • Installation Requirements R001 R120
  • Model
    CORE255003 (6.0 bar pressure relief valve), CORE255004 (8.0 bar pressure relief valve).
  • Factor: Reliance Worldwide Corporation (UK) Ltd.
    Company Name
    Reliance Worldwide Corporation (UK) Ltd.
    Address
    Horton Road West Drayton Middlesex
    Postcode
    UB7 8JL
    Country
    United Kingdom
    Phone
    +44 (0)1895 449233
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WRAS Approval Number: 2212336

Range of pre-set pressure relief valves (set at 3.0 bar) with plastic bodies and EPDM diaphragm. Maximum working pressure 3.0 bar.

Non-metallic materials and components comply with BS6920 at 85°C

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2212336
  • Expiry date: 31/12/2027
  • Size: ½” or ⅜” push fit
  • Marking: Watts, flow arrow, date of manufacture (DD/MM/YY) and pressure on body.
  • Installation Requirements R001 R120
  • Model
    0208132 0208135 0208136 0208236
  • Manufacturer: Watts Industries Italia S.R.L
    Company Name
    Watts Industries Italia S.R.L
    Address
    Via Vienna, 3 38121 - Trento (TN) Italy
    Phone
    +39 0461 965 111
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WRAS Approval Number: 2301322

‘Jet 806’ range of pre-set pressure relief valves incorporating gunmetal bodies, PTFE seat and lever operated easing gear. Each valve is available with a pre-set rating of between 1.0 bar and 12.5 bar, in increments of 0.1 bar. Maximum operating temperature 95˚C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2301322
  • Expiry date: 29/02/2028
  • Size: ½” BSP (F) inlet/outlet - 1¼” BSP (F) inlet/outlet
  • Marking: JET, size and flow arrow on body. JET, 806, year of manufacture (YY) and pressure rating on adhesive label on body.
  • Installation Requirements R001
  • Model
    Jet 806 range – DN15, DN20, DN25 & DN32
  • Manufacturer: Crane Building Services and Utilities
    Company Name
    Crane Building Services and Utilities
    Address
    Crane House Epsilon Terrace West Road Ipswich Suffolk
    Postcode
    IP3 9FJ
    Country
    United Kingdom
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WRAS Approval Number: 2301363

‘Jet 806’ range of pre-set pressure relief valves incorporating gunmetal bodies, PTFE seat and lever operated easing gear. Each valve is available with a pre-set rating of between 1.0 bar and 12.5 bar, in increments of 0.1 bar. Maximum operating temperature 95˚C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2301363
  • Expiry date: 29/02/2028
  • Size: ½” BSP (F) inlet/outlet - 1¼” BSP (F) inlet/outlet
  • Marking: JET, size and flow arrow on body. JET, 806, year of manufacture (YY) and pressure rating on adhesive label on body.
  • Installation Requirements R001
  • Model
    Jet 806 range – DN15, DN20, DN25 & DN32
  • Factor: Wolseley UK
    Company Name
    Wolseley UK
    Address
    K2 Kingmaker Court, Warwick Technology Park, Warwick
    Postcode
    CV34 6DY
    Phone
    01926 705792
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WRAS Approval Number: 2307804

Range of factory pre-set, pressure relief valves with gunmetal bodies, incorporating fluoro-elastomer & FKM ‘O’-rings, PTFE seat seals and chrome vanadium steel springs. Maximum working pressure varies by model and spring. Fig 500L (Brown spring) - 4.1 bar – 6.1 bar. (Blue spring) - 6.2 bar – 8.2 bar. (Purple spring) - 8.3 bar – 10.2 bar. (Black spring) - 10.3 bar – 12.5 bar. Fig 542L (Brown spring) - 3.3 bar – 4.9 bar. (Blue spring) - 5.0 bar – 6.5 bar. (Purple spring) - 6.6 bar – 8.2 bar. (Black spring) - 8.3 bar – 10.5 bar. Maximum operating temperature 95˚C

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2307804
  • Expiry date: 31/07/2028
  • Size: SEE MODEL
  • Marking: NABIC, flow arrow, DN & model on body. Model and technical info on adhesive label on body.
  • Installation Requirements R001
  • Model
    Fig 500L (Brown, Blue, Purple and Black springs): DN10: ⅜” BSP (F) Inlet and ½” BSP (F) outlet, DN15: ½” BSP (F) Inlet and ¾” BSP (F) outlet, DN20: ¾” BSP (F) Inlet and 1” BSP (F) outlet, DN25: 1” BSP (F) Inlet and 1¼” BSP (F) outlet, DN32: 1¼” BSP (F) Inlet and 1½” BSP (F) outlet, DN40: 1½” BSP (F) Inlet and 2” BSP (F) outlet, DN50: 2” BSP (F) Inlet and 2½” BSP (F) outlet & DN65: 2½” BSP (F) Inlet and 3” BSP (F) outlet. Fig 542L (Brown, Blue, Purple and Black springs): DN15: ½” BSP (F) Inlet and outlet, DN20: ¾” BSP (F) Inlet and outlet, DN25: 1” BSP (F) Inlet and outlet, DN32: 1¼” BSP (F) Inlet and outlet, DN40: 1½” BSP (F) Inlet and outlet, DN50: 2” BSP (F) Inlet and outlet DN65: 2½” BSP (F) Inlet and outlet & DN80: 3” BSP (F) Inlet and outlet
  • Manufacturer: Crane Building Services and Utilities
    Company Name
    Crane Building Services and Utilities
    Address
    Crane House Epsilon Terrace West Road Ipswich Suffolk
    Postcode
    IP3 9FJ
    Country
    United Kingdom
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WRAS Approval Number: 2307333

Range of pressure relief valves with brass bodies and EPDM diaphragms. Pre-set pressures between 1.5 and 10.0 bar. Maximum operating temperature 85°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2307333
  • Expiry date: 31/07/2028
  • Size: 02060 prefix models: ½” BSP (M), 02070 prefix models: ½” BSP (F).
  • Marking: Watts logo, flow arrow, size, MSV ½” and date of manufacture (DD.MM.YY) on body. Watts logo, pressure and CE on cap.
  • Installation Requirements R001 R200
  • Model
    0206015N MSL15.1/2"N (Pre-set at 1.5 bar), 0206018N MSL18.1/2"N (Pre-set at 1.8 bar), 0206020N MSL20.1/2"N. (Pre-set at 2.0 bar), 0206025N MSL25.1/2"N (Pre-set at 2.5 bar), 0206030N MSL35.1/2"N (Pre-set at 3.0 bar), 0206035N MSL35.1/2"N (Pre-set at 3.5 bar), 0206040N MSL40.1/2"N (Pre-set at 4.0 bar), 0206050N MSL50.1/2"N (Pre-set at 5.0 bar), 0206060N MSL60.1/2"N (Pre-set at 6.0 bar), 0206070N MSL70.1/2"N (Pre-set at 7.0 bar), 0206080N MSL80.1/2"N (Pre-set at 8.0 bar), 0206090N MSL90.1/2"N (Pre-set at 9.0 bar), 0206099N MSL100.1/2"N (Pre-set at 10.0 bar). 0207015N MSV15.1/2"N (Pre-set at 1.5 bar), 0207018N MSV18.1/2"N (Pre-set at 1.8 barf), 0207020N MSV20.1/2"N (Pre-set at 2.0 bar), 0207025N MSV25.1/2"N (Pre-set at 2.5 bar), 0207030N MSV35.1/2"N (Pre-set at 3.0 bar), 0207035N MSV35.1/2"N (Pre-set at 3.5 bar), 0207040N MSV40.1/2"N (Pre-set at 4.0 bar), 0207050N MSV50.1/2"N (Pre-set at 5.0 bar), 0207060N MSV60.1/2"N (Pre-set at 6.0 bar), 0207070N MSV70.1/2"N (Pre-set at 7.0 bar), 0207080N MSV80.1/2"N (Pre-set at 8.0 bar), 0207090N MSV90.1/2"N (Pre-set at 9.0 bar), 0207099N MSV100.1/2"N (Pre-set at 10.0 bar).
  • Factor: Watts Industries Italia S.R.L
    Company Name
    Watts Industries Italia S.R.L
    Address
    Via Brenno, 21 20046 Biassono (MI) Italy
    Phone
    Tel: +39 039 49861 Fax: +39 039 4986222
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  • Manufacturer: Watts Industries Italia S.R.L
    Company Name
    Watts Industries Italia S.R.L
    Address
    Via Vienna, 3 38121 - Trento (TN) Italy
    Phone
    +39 0461 965 111
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WRAS Approval Number: 2309338

Pressure relief valves with a DZR brass body, EPDM diaphragm and manually operated easing gear, preset at 3 bar. Maximum working pressure 16.0 bar. Maximum operating temperature 85°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2309338
  • Expiry date: 30/09/2028
  • Size: 6037-15-00 - ½”BSP(F) in/outlet 6050-15-00 - ½”BSP(M) x ½”BSP(F)
  • Marking: Manufacturers Logo, CR, date of manufacture (YY-MM) etched on valve body, Size, CE, flow arrorw moulded on body, 3 bar, logo printed on cap.
  • Installation Requirements R001
  • Model
    6037-15-00 6050-15-00
  • Manufacturer: Yuhuan Zhengqu Fluid Intelligence Control Co., Ltd.
    Company Name
    Yuhuan Zhengqu Fluid Intelligence Control Co., Ltd.
    Address
    Bingang Industrial City, Shamen Town, Yuhuan City Zhejiang Province
    Country
    China
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WRAS Approval Number: 2310063

Range of pre-set pressure relief valves (set at 3.0 bar) with nylon bodies, EPDM diaphragms and ‘O’-rings.

Non-metallic materials and components comply with BS6920 at 85°C

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2310063
  • Expiry date: 31/10/2028
  • Note: Closed circuit use only.
  • Size: See models.
  • Marking: Elbi logo, Flow Arrow, manufacturing date (day/year) on body
  • Installation Requirements R001 R200
  • Model
    33340001 – 19.85mm OD 33340003 - 19.85mm OD 33340005 – 11.85mm OD 33340007 – 13.7mm OD 33340008 – 13.7mm OD 33340010 – 19.85mm OD 33340011 – 13.7mm OD 33340016 – 13.7mm OD 33340017 – 19.85mm OD 33340018 – 19.85mm OD 33340022 – 19.85mm OD 33340023 – 11.85mm OD
  • Manufacturer: Elbi International Spa
    Company Name
    Elbi International Spa
    Address
    Via Italia 54 10093 Collegno (TO) Italy
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WRAS Approval Number: 2310342

Range of pre-set pressure relief valves (spring loaded) with DZR brass body. Model SRV0353SW0475 is set at 4.75 bar, SRV0350SW060 is set at 6.0 bar and SRV03540505003 is set at 3.0 bar. Maximum operating temperature 85°C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2310342
  • Expiry date: 31/10/2028
  • Size: ½” BSP (M) x ½” BSP (F). ¾” captive nut x 15mm compression.
  • Marking: RBM logo, CR, flow arrow and size on body. DN, PN, date of manufacture (YYYY) and technical info on cap.
  • Installation Requirements R001 R200
  • Model
    SRV0353SW0475. SRV0353SW060. SRV03540505003.
  • Factor: Intatec Ltd
    Company Name
    Intatec Ltd
    Address
    Airfield Industrial Estate, Hixon, Staffs.
    Postcode
    ST18 0PF
    Country
    United Kingdom
    Phone
    +44 1889 272 199
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WRAS Approval Number: 2311037

Range of pressure relief valves with gunmetal bodies, EPDM diaphragms and lever operated easing gear. The relief setting is between 0.5 - 16.0 bar depending on the model. Maximum operating temperature 99°C

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2311037
  • Expiry date: 30/11/2028
  • Size: 642 DN15 - ½” BSP (F) inlet x ½” BSP (F) outlet, DN20 - ¾” BSP (F) inlet x ¾” BSP (F) outlet, DN25 - 1” BSP (F) inlet x 1” BSP (F) outlet, DN32 - 1 ¼” BSP (F) inlet x 1 ¼” BSP (F) outlet, DN40 - 1 ½” BSP (F) inlet x 1 ½” BSP (F) outlet DN50 - 2” BSP (F) inlet x 2” BSP (F) outlet DN65 - 2 ½” BSP (F) x 2 ½” BSP (F) outlet, DN25 - DN25 flanged inlet x 1” BSP (F) outlet, DN32 - DN32 flanged inlet x 1 ¼” BSP (F) outlet, DN40– DN40 flanged inlet x 1 ½” BSP (F) outlet, DN50 - DN50 flanged inlet x 2” BSP (F) outlet DN65 - DN65 flanged inlet x 2½” BSP (F) outlet 6420 DN15 - ½” BSP (F) inlet x ½” BSP (F) outlet, DN20 – ¾” BSP (F) inlet x ¾” BSP (F) outlet, DN25 – 1” BSP (F) inlet x 1” BSP (F) outlet, DN32 - 1¼” BSP (F) inlet x 1¼” BSP (F) outlet, DN40 - 1½” BSP (F) inlet x 1½” BSP (F) outlet, DN50 – 2” BSP (F) inlet x 2” BSP (F) outlet, DN65 - 2½” BSP (F) inlet x 2½” BSP (F) outlet, DN15 - ½” BSP (M) inlet x ½” BSP (F) outlet, DN20 – ¾” BSP (M) inlet x ¾” BSP (F) outlet, DN25 – 1” BSP (M) inlet x 1” BSP (F) outlet, DN32 - 1¼” BSP (M) inlet x 1¼” BSP (F) outlet, DN40 - 1½” BSP (M) inlet x 1½” BSP (F) outlet, DN50 – 2” BSP (M) inlet x 2” BSP (F) outlet DN65 - 2½” BSP (M) inlet x 2½” BSP (F) outlet
  • Marking: Goetze logo, size, pressure, flow arrow, mode, material and other technical information on body.
  • Installation Requirements R001 R120
  • Model
    642 6420
  • Manufacturer: Goetze KG Armaturen
    Company Name
    Goetze KG Armaturen
    Address
    Robert-Mayer-Str. 21 71636 Ludwigsburg Germany
    Phone
    +49 7141 488 94 684
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