The Watts 1-1/2″ LF007M1-QT double check valve assembly back flow preventer is made of lead free bronze. This 1-1/2 inch lead free double check valve 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. Its compact modular design facilitates easy maintenance with a single access cover for in-line repairs. It is ideal for protection in continuous pressure piping applications and at cross-connections identified as non-health hazards and for contaminants at the service line entrance. This assembly consists of a lead free body construction, NPT end connections, quarter turn ball valve shutoffs, top mounted test cocks, two in-line independent positive seating check modules, captured springs, and replaceable check discs and seats. Features Single cover, top-entry design allows for convenient access for maintenance Seats and seat discs are replaceable Require no special tools for servicing Top mounted ball valve test cocks Specifications Size 1-1/2″ Material Lead Free Cast Bronze Application Plumbing, Back Flow Connection Type Female NPT Maximum Pressure 175 PSI Features 1/4 Turn Ball Valves Temperature Range 33ºF – 180ºF Technical Information 007 Specification Sheet 007 Installation Instructions
