Valves

Section Code 2210 : Pressure relief.

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#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
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
Expiry date:
31/01/2027
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)
Product Images

Approval Holder:
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
General Email
info@wattsindustries.it

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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
General Email
info@wattsindustries.it

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#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
Size:
see model
Marking:
Caleffi logo, flow arrow and date of manufacture (WWYY) on body. Opening pressure on cap.
Installation Requirements:
R001 R200
Expiry date:
31/03/2027
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
Product Images

Approval Holder:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
Strada Regionale 229 n. 25 Fontaneto d'Agogna (NO)
Postcode
28010
Country
Italy
Phone
+39 0322 8491
General Email
gary.perry@caleffi.com

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Manufacturer:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
Strada Regionale 229 n. 25 Fontaneto d'Agogna (NO)
Postcode
28010
Country
Italy
Phone
+39 0322 8491
General Email
gary.perry@caleffi.com

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#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
Size:
3/8” manifold connection
Marking:
Watts, Watts logo, flow arrow, date of manufacture, pressure rating, 3/8” on body
Installation Requirements:
R001 R008
Expiry date:
30/06/2027
Model:
0208175 – MSPL/E70.3/8” EL2
Product Images

Approval Holder:
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
General Email
info@wattsindustries.it

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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
General Email
info@wattsindustries.it

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#2210802

Pressure relief valve with a plastic body and EPDM diaphragm with manual easing gear. Pre-set at 3.0 bar. Model 31030030 is pre-set at 2.5 bar. Model 31030070 is pre-set at 4.5 bar. Maximum operating temperature 90°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2210802
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
Expiry date:
31/10/2027
Model:
31030040 Models added July 2025: 31030030 & 31030070 - 20.7mm spigot connection.

Approval Holder:
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
General Email
info@rbm.eu

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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
General Email
info@rbm.eu

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#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
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
Expiry date:
31/10/2027
Model:
190752: ½” quick connector. 190753: ½” BSP (M).

Approval Holder:
Vaillant GmbH
Company Name
Vaillant GmbH
Address
Berghauser Strasse, 40 D-42859 Remscheid
Country
Germany
Phone
Tel: +49 2191 182126

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#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
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
Expiry date:
30/11/2027
Model:
531002 VLL.

Approval Holder:
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
Strada Regionale 229 n. 25 Fontaneto d'Agogna (NO)
Postcode
28010
Country
Italy
Phone
+39 0322 8491

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#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
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
Expiry date:
31/12/2027
Model:
CORE255003 (6.0 bar pressure relief valve), CORE255004 (8.0 bar pressure relief valve).
Product Images

Approval Holder:
RELIANCE WORLDWIDE CORPORATION (UK) LTD
Company Name
RELIANCE WORLDWIDE CORPORATION (UK) LTD
Address
HORTON ROAD WEST DRAYTON
Postcode
UB7 8JL
Country
United Kingdom
Phone
+44 7730 052060
General Email
PETER.LANCASTER@RWC.COM

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#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
Size:
½” or ⅜” push fit
Marking:
Watts, flow arrow, date of manufacture (DD/MM/YY) and pressure on body.
Installation Requirements:
R001 R120
Expiry date:
31/12/2027
Model:
0208132 0208135 0208136 0208236
Product Images

Approval Holder:
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
General Email
info@wattsindustries.it

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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
General Email
info@wattsindustries.it

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#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
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
Expiry date:
29/02/2028
Model:
Jet 806 range – DN15, DN20, DN25 & DN32
Product Images

Approval Holder:
Crane Ltd
Company Name
Crane Ltd
Address
Crane House, Epsilon Terrace, West Road, Ipswich
Postcode
IP3 9FJ
Country
United Kingdom
Phone
01473 277 364
General Email
enquiries@cranefs.com

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Manufacturer:
Crane Ltd
Company Name
Crane Ltd
Address
Crane House, Epsilon Terrace, West Road, Ipswich
Postcode
IP3 9FJ
Country
United Kingdom
Phone
01473 277 364
General Email
enquiries@cranefs.com

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#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
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
Expiry date:
29/02/2028
Model:
Jet 806 range – DN15, DN20, DN25 & DN32

Approval Holder:
Wolseley UK Ltd.
Company Name
Wolseley UK Ltd.
Address
2 Kingmaker Court, Warwick Technology Park, Warwick
Postcode
CV34 6DY
Country
United Kingdom
Phone
01926705792
General Email
martin.lister@wolseley.co.uk

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