Backflow Prevention Devices

Section Code 0046 : Miscellaneous.

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WRAS Approval Number: 1804039

Tundish with plastic body. The tundish complies with the requirements of an air gap to drain. Maximum operating temperature 85°C.

  • Section: 0046 Backflow Prevention Devices
  • Section Subtitle: Miscellaneous.
  • WRAS Approval Number: 1804039
  • Expiry date: 30/04/2023
  • Size: 19/23mm universal compression inlet x 1 ¼ compression fitting outlet.
  • Marking: McAlpine and made in UK on body
  • Installation Requirements R001
  • Model
    TUN-6
  • Manufacturer: McAlpine & Co Ltd
    Company Name
    McAlpine & Co Ltd
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WRAS Approval Number: 1805353

Range of tundishes with black plastic bodies and a straight through pattern. The products comply with the requirements of an air gap to drain.

  • Section: 0046 Backflow Prevention Devices
  • Section Subtitle: Miscellaneous.
  • WRAS Approval Number: 1805353
  • Expiry date: 31/05/2023
  • Marking: TUND219023: Reliance Water Controls on compression nut. All other models: RWC, WRAS and size on body.
  • Installation Requirements R001
  • Model
    TUND218023 - 22mm compression x 1” BSP (F), TUND219003 - ½” BSP (M) x 22mm compression, TUND219005 - 15mm x 22mm compression & TUND219015 - 22mm x 28mm compression.
  • Factor: Reliance Worldwide Corporation (UK) Limited
    Company Name
    Reliance Worldwide Corporation (UK) Limited
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WRAS Approval Number: 1809329

‘Hotun sf/hiflo sf/xlsf’ range of tundishes with plastic bodies. The tundish complies with the requirements of an air gap to drain. Maximum operating temperature 99°C.

  • Section: 0046 Backflow Prevention Devices
  • Section Subtitle: Miscellaneous.
  • WRAS Approval Number: 1809329
  • Expiry date: 30/09/2023
  • Note: The ‘Hotun sf’ models are intended for a compression outlet connection, but no nut and olive is supplied
  • Size: See model.
  • Marking: Hotun, www.hotun.co.uk/ip flow arrow and RD by Tech on body. Month and year stamped on the floor of the upper chamber.
  • Installation Requirements R001
  • Model
    ‘Hotun sf’ range: HWSF-15/22: 15mm push fit inlet x 22mm compression outlet (white coloured), HBSF-15/22: 15mm push fit inlet x 22mm compression outlet (black coloured). ‘Hotun hiflo sf’ range: HHWSF-15/32: 15mm push fit inlet x 32mm pipe outlet (white coloured), HHBSF-15/32: 15mm push fit inlet x 32mm pipe outlet (black coloured). Hotun xlsf’ range: HXLSF-22/32: 22mm push fit inlet x 32mm pipe outlet (white coloured).
  • Factor: RA Tech UK Ltd
    Company Name
    RA Tech UK Ltd
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WRAS Approval Number: 1901349

Range of tundishes with plastic bodies or mild steel painted black bodies (128-2001 CST & 128-2004 CST models only). The tundishes comply with the requirements of air gap to drain. Maximum operating temperature 85°C.

  • Section: 0046 Backflow Prevention Devices
  • Section Subtitle: Miscellaneous.
  • WRAS Approval Number: 1901349
  • Expiry date: 31/01/2024
  • Size: See model.
  • Marking: AP-400001: Altecnic RAVB 15 on body. AP-400002: RAVB 20-25 & Altecnic on body. AP-400010: Altecnic on body. AL-400010: Altecnic on body. AP-400011: Altecnic and date code on body. 128-2001 CST: Altecnic and date code on body. 128-2004 CST: Atecnic logo on body. 128-4001 CST Altecnic and date code on body. Where the date code (if present) indicates the date of manufacture as follows: I – 2019, J – 2020, K – 2021, L – 2022, M – 2023, N - 2024. Followed by A - Jan, Feb, March, B - Apr, May, June, C - July, Aug, Sept, D - Oct, Nov, Dec e.g. ID = manufactured in the 4th quarter (Oct, Nov, Dec) of 2019.
  • Installation Requirements R001
  • Model
    AP-400001: ½” BSP (M) X ¾” BSP (F), AP-400002: ¾” BSP (M) X 1” BSP (F), AP-400010: 15mm x 22mm, AL-400010: 15mm x 22mm, AP-400011: 22mm x 28mm, 128-2001 CST: 1” BSP (F) x 1¼” BSP (F), 128-2004 CST: 2” BSP (F) x 2½” BSP (F), 128-4001 CST Straight Tundish: 15mm x 22mm compression Nut.
  • Factor: Altecnic Ltd - Caleffi Group
    Company Name
    Altecnic Ltd - Caleffi Group
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WRAS Approval Number: 1904042

Tundish with a black plastic body and a straight through pattern. The product satisfies the requirements of air gap to drain.

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WRAS Approval Number: 2001328

Tundish incorporating a black plastic body, nut and olives. The tundish complies with the requirements of air gap to drain. Maximum operating temperature 100°C

  • Section: 0046 Backflow Prevention Devices
  • Section Subtitle: Miscellaneous.
  • WRAS Approval Number: 2001328
  • Expiry date: 31/01/2025
  • Size: 15mm x 22mm compression
  • Marking: Altecnic, IB, Pt No., 0155 and date code on body. Where the date code indicates the date of manufacture as follows: J - 2020, K - 2021, L - 2022, M - 2023, N - 2024, O - 2025. Followed by: A - Jan, Feb, March, B - Apr, May, June, C - July, Aug, Sept, D - Oct, Nov, Dec. e.g. JA = manufactured in the 1st quarter (Jan, Feb, Mar) of 2020.
  • Installation Requirements R001
  • Model
    128-4002 CST
  • Factor: Altecnic Ltd.
    Company Name
    Altecnic Ltd.
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WRAS Approval Number: 2001362

Angled tundish having a plastic body. The tundish complies with the requirements of air gap to drain. Maximum operating temperature 99°C.

  • Section: 0046 Backflow Prevention Devices
  • Section Subtitle: Miscellaneous.
  • WRAS Approval Number: 2001362
  • Expiry date: 31/01/2025
  • Size: 15mm x 22mm compression
  • Marking: RWC on body
  • Installation Requirements R001
  • Model
    TUND219021
  • Manufacturer: Reliance Worldwide Corporation (UK) Limited
    Company Name
    Reliance Worldwide Corporation (UK) Limited
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WRAS Approval Number: 2003309

Tundish with a plastic body and a straight through pattern incorporating a silicone membrane. The tundish complies with the requirements of an air gap to drain. Maximum operating temperature 95°C.

  • Section: 0046 Backflow Prevention Devices
  • Section Subtitle: Miscellaneous.
  • WRAS Approval Number: 2003309
  • Expiry date: 31/03/2025
  • Size: 15mm & 22mm compression inlet x 1 ¼” compression outlet.
  • Marking: McAlpine and Made in UK on body.
  • Installation Requirements R001
  • Model
    MACTUN-2
  • Manufacturer: McAlpine & Co Ltd
    Company Name
    McAlpine & Co Ltd
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WRAS Approval Number: 2003375

Tundish with a plastic body and a straight through pattern incorporating a silicone membrane. The tundish complies with the requirements of an air gap to drain. Maximum operating temperature 95°C

  • Section: 0046 Backflow Prevention Devices
  • Section Subtitle: Miscellaneous.
  • WRAS Approval Number: 2003375
  • Expiry date: 31/03/2025
  • Note: Open outlet use only.
  • Size: 15mm compression inlet x 22mm compression outlet.
  • Marking: McAlpine and Made in UK on body.
  • Installation Requirements R001
  • Model
    MACTUN-1
  • Manufacturer: McAlpine & Co Ltd
    Company Name
    McAlpine & Co Ltd
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WRAS Approval Number: 2007803

Tundish with a black metal body and a straight through pattern. The tundish complies with the requirements of an air gap to drain. Maximum operating temperature 99°C.

  • Section: 0046 Backflow Prevention Devices
  • Section Subtitle: Miscellaneous.
  • WRAS Approval Number: 2007803
  • Expiry date: 30/07/2025
  • Note: Open outlet use only.
  • Size: 1” BSP (F) x 1¼” BSP (F)
  • Marking: RWC and TUND 300001 on body
  • Installation Requirements R001
  • Model
    TUND 300001
  • Factor: Reliance Worldwide Corporation UK Ltd
    Company Name
    Reliance Worldwide Corporation UK Ltd
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WRAS Approval Number: 2005354

Tundish with a black and clear plastic body. The tundish complies with the requirements of air gap to drain. Maximum operating temperature 100°C.

  • Section: 0046 Backflow Prevention Devices
  • Section Subtitle: Miscellaneous.
  • WRAS Approval Number: 2005354
  • Expiry date: 31/05/2025
  • Size: 15mm x 22mm compression
  • Marking: Altecnic and date code on body. Where the date code indicates the date of manufacture as follows: J - 2020, K - 2021, L - 2022, M - 2023, N - 2024, O - 2025. Followed by: A - Jan, Feb, March, B - Apr, May, June, C - July, Aug, Sept, D - Oct, Nov, Dec. e.g. JA = manufactured in the 1st quarter (Jan, Feb, Mar) of 2020. BSEN1254-2 on nuts.
  • Installation Requirements R001
  • Model
    128-4003 CST
  • Factor: Altecnic Ltd.
    Company Name
    Altecnic Ltd.
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WRAS Approval Number: 2011323

Tundish incorporating a grey plastic body, nut and olives. The tundish complies with the requirements of an air gap to drain. Maximum operating temperature 100°C.

  • Section: 0046 Backflow Prevention Devices
  • Section Subtitle: Miscellaneous.
  • WRAS Approval Number: 2011323
  • Expiry date: 30/11/2025
  • Size: 22mm x 28mm
  • Marking: Altecnic and date code on body. Altecnic, BSEN1254-2 and size on nut. Where the date code indicates the date of manufacture as follows: J - 2020, K - 2021, L - 2022, M - 2023, N - 2024, O – 2025, P – 2026, Q - 2027 Followed by: A - Jan, Feb, March, B - Apr, May, June, C - July, Aug, Sept, D - Oct, Nov, Dec. e.g. JA = manufactured in the 1st quarter (Jan, Feb, Mar) of 2020.
  • Installation Requirements R001
  • Model
    128-4004 CST.
  • Factor: Altecnic Ltd.
    Company Name
    Altecnic Ltd.
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WRAS Approval Number: 2101323

Tundish which incorporates a black or white plastic body and complies with the requirements of air gap to drain. Incorporates a spring loaded diaphragm on the outlet. Maximum operating temperature 100°C.

  • Section: 0046 Backflow Prevention Devices
  • Section Subtitle: Miscellaneous.
  • WRAS Approval Number: 2101323
  • Expiry date: 31/01/2026
  • Size: 15mm compression x 22mm compression
  • Marking: Company logo (RA Tech, Hotun and flow arrow on body.
  • Installation Requirements R001
  • Model
    Hotun White 100C (HW100C). Hotun Black 100C (HB100C).
  • Factor: RA Tech UK Ltd
    Company Name
    RA Tech UK Ltd
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WRAS Approval Number: 2101032

Range of tundishes with plastic body which comply with the requirements of an air break to drain. The outlet incorporates a spring loaded diaphragm Maximum operating temperature 85°C.

  • Section: 0046 Backflow Prevention Devices
  • Section Subtitle: Miscellaneous.
  • WRAS Approval Number: 2101032
  • Expiry date: 31/01/2026
  • Note: Open outlet use only
  • Size: 15mm compression inlet x 22mm compression outlet. 15mm compression inlet x 1½” BSP (M) outlet.
  • Marking: Tesla UK Ltd logo (T in a circle) and RWC on body
  • Installation Requirements R001
  • Model
    DTUN1522 & DTUN1532
  • Factor: Tesla UK Ltd.
    Company Name
    Tesla UK Ltd.
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