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This 1/2 inch double check valve backflow preventer assembly is designed to prevent the backflow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements
for long life in tough sump applications
The installation of an air gap and drain line are recommended on reduced pressure zone assemblies
1″ MIP X Con-Stab Adapter SDR-11
Used as 90° branch for venting applications including heating and air conditioning
<S> <R> 1-1/4"IPS METER RISER/SDR-11/IAPMO/CSA/ICC APPROVED P.O. PLUG & WASTE DRAIN WRENCH This 1/2 inch double check1 1 4 IPS Anodeless Riser with Con Stab SDR 11
