Standard 2" Backflow Preventer Male Threads_NPSH ASA Forged Flanges have raised

ASA Forged Flanges have raised shoulder with no raised face

Specifications Underwriters Listed (UL) approved Factory Mutual (FM) approved

The DPW is made from incredibly tough

The strainer will require a PVC coupler to connect to intake PVC schedule 40 pipe

Meets National Fire Equipment System (NFES #0010)

Standard 2" Backflow Preventer Male Threads_NPSH ASA Forged Flanges have raisedDesigned to give maximum protection against backflow caused by back pressure or back siphonage from a cross connection wherein a contaminant hazard exists (i. e. a health hazard), or a pollutant hazard exists (i. e. a non hazard). Consists of two spring loaded poppet type valves and a mechanically independent, hydraulically dependent pressure differential relief valve. Three top mounted test cocks ensure easy access during repair and maintenance when