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Reduced Pressure Zone Device
DN15-DN50
Two independent check valves with relief v..
POA
Reduced Pressure Zone Device
DN20-DN50
Two independent check valves with immediat..
POA
Double Check Detector Assemblies prevent backflow of non-health hazard fire protection system sub..
POA
Series 800 - Pressure type for high hazard comes with ball valves
DN15-DN50
Sprin..
POA
Double Check Valve Assemblies
Size : 2 1/2" - 10" (65-250mm)
Max Working Pressure..
POA
Double Check Valve
DN65-DN250
Two independent check valves
Hazard Rating : ..
POA
Reduced Pressure Zone Device
DN65-DN250
Two independent check valves with relief ..
POA
Series 2000/774 Double Check Valve Assemblies prevent the backflow of polluted water from enterin..
POA
Reduced Pressure Principle Backflow Prevention Assembly
DN80-DN300
Two independen..
POA