DC type pipe interrupter with a plastic body. The permanent vents are shrouded. The product incorporates a grey plastic flow regulator (4L/m) on the inlet. From October 2018, models are also available with either a brown (3L/m) or yellow (5L/m) plastic flow regulator. Maximum working pressure 10.0 bar. Cold water use only.

• Section: 0014 Backflow Prevention Devices
• Section Subtitle: SCHEDULE 2 - Section 6.2. Type DC - Pipe interrupter with permanent atmosphere vent. The device must be fitted with the lowest point of the air aperture not less than 150mm above the free discharge point, or spillover level of an appliance, and have no valve, flow restrictor or tap on its outlet.
• WRAS Approval Number: 1806069
• Expiry date: 30/06/2023
• Note: Claims for flow rate are made by the manufacturer and not considered part of the listing.
• Size: ¾” BSP (F) inlet x ¾” BSP (M) outlet
• Marking: Cistermiser and air gap type (DC) on interrupter shroud
• Installation Requirements R001
• Model
  EF/BF
• Factor: Cistermiser Ltd
  Company Name

  Cistermiser Ltd
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Range of type DC pipe interrupters with chromium plated brass bodies. Maximum working pressure 10.0 bar. Maximum operating temperature 60°C

• Section: 0014 Backflow Prevention Devices
• Section Subtitle: SCHEDULE 2 - Section 6.2. Type DC - Pipe interrupter with permanent atmosphere vent. The device must be fitted with the lowest point of the air aperture not less than 150mm above the free discharge point, or spillover level of an appliance, and have no valve, flow restrictor or tap on its outlet.
• WRAS Approval Number: 1811702
• Expiry date: 30/11/2023
• Size: DN15 - ½” BSP (M) & DN20 - ¾” BSP (M).
• Marking: IAT (brand of Crane), size and flow arrow on body
• Installation Requirements R001
• Model
  Nabic Fig. 256A: DN15 N-256A-015 & DN20 N-256A-020.
• Manufacturer: Crane Building Services & Utilities
  Company Name

  Crane Building Services & Utilities
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DC type pipe interrupters with a permanent atmospheric vent and DZR brass body, NBR ‘O’ ring and gaskets. Maximum working pressure 10.0 bar. Cold water use only.

• Section: 0014 Backflow Prevention Devices
• Section Subtitle: SCHEDULE 2 - Section 6.2. Type DC - Pipe interrupter with permanent atmosphere vent. The device must be fitted with the lowest point of the air aperture not less than 150mm above the free discharge point, or spillover level of an appliance, and have no valve, flow restrictor or tap on its outlet.
• WRAS Approval Number: 1812355
• Expiry date: 31/12/2023
• Size: See model
• Marking: Broen-lab, & CR on body
• Installation Requirements R001 R165
• Model
  15279709 – M19x1/2” BSP M 15279719 – ½” x ½” BSP M 15279729 – 3/8” x ½” BSP M 15279739 – M19 x 3/8” BSP F 15279749 - ½” x ½” BSP F 15279759 - 3/8” x 3/8” BSP F
• Manufacturer: Broen-Lab A/S
  Company Name

  Broen-Lab A/S
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DC type pipe interrupters with a permanent atmospheric vent, brass body and NBR O-Ring. Maximum working pressure 10.0 bar. Maximum operating temperature 85˚C

• Section: 0014 Backflow Prevention Devices
• Section Subtitle: SCHEDULE 2 - Section 6.2. Type DC - Pipe interrupter with permanent atmosphere vent. The device must be fitted with the lowest point of the air aperture not less than 150mm above the free discharge point, or spillover level of an appliance, and have no valve, flow restrictor or tap on its outlet.
• WRAS Approval Number: 1906019
• Expiry date: 30/06/2024
• Size: 3/8” BSP (M)
• Marking: Watersaver on pipe interrupter shroud
• Installation Requirements R001 R165
• Model
  BT118 Model
• Factor: WaterSaver Faucet Co.
  Company Name

  WaterSaver Faucet Co.
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