Fire Protection 400 series basic valve data


  • One-piece molded diaphragm assembly – No distortion caused by high differential pressure
  • Quick cover removal – Minimal down time
  • Never “sticks” closed – Reliability
  • Simple design
  • Available (50mm) in BSP female thread (Option of NPT)
  • Available in flanged Table E or ANSI flanges (others on request)
  • Available in rolled groove standard to BS1378 – Steel Pipe (Option of ANSI/AWWA C606 design)