This 1 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

Treat it with care to ensure the best performance

ZAP is manufactured with concentrated virgin sulfuric acid

5/8" COMPRESSION NUT

<R> N/L 2"FIPxC DIELECTRIC UNI20/5 STOP VALVES BRASS This 1 inch double checkProLine's Dielectric Unions are the choice to prevent galvanic corrosion in commercial and residential piping systems. Installed between two pipes made of different metals, these quality fittings protect your systems by utilizing an insulating gasket insert to eliminate the electrical current development that could lead to piping deterioration. Dielectric unions are available with various connections of galvanized steel or lead free compliant brass.