Zurn ZW4004IL Straight Pressure Regulating Valve (Factory-Set)

Zurn ZW4004IL Straight Pressure Regulating Valve (Factory-Set)

Description
  • Used to regulate and control high pressures in standpipe and sprinkler systems
  • Constant pressure regulation under residsual (flowing) and static (non-flowing) conditions
  • Tamper-proof pressure setting (Factory Set)
  • Valve seat acts as checking device and closes when inlet pressures drop below selected static outlet pressures
  • Built-in automatic checking device
  • Optional monitor switch adapter bracket permits valve supervision by electrical means
  • Open-Close indicating feature
  • Straight type, cast brass body with brass and stainless steel internals
Model ZW4004IL:
2 1/2" F. NPT inlet x 2 1/2" F. NPT outlet,
UL listed up to 400 PSI