Pressure Rating


End Connections

Compression to BS EN 1252-2 and taper female threaded to BS EN 10226-2



Please refer to Datasheet for full technical information

  • WRAS

Features & Benefits

  • Double check valves are used to prevent the risk of backflow and back siphonage contamination in domestic dwellings, public and commercial buildings
  • WRAS Approved for use with wholesome (potable) water to 60°C
  • Supplied with compression ends complying with BS EN 1254-2 for use with BS EN 1057 R250 (half hard) copper tube or female taper threads complying with BS EN 10226- 2
  • Shell pressure rating for D220W and D220CW is PN16 with a maximum inlet/working pressure of 10 bar