Watts LF909M1-QT-FDA-FS 8 - Part of the LF909 Large Series Strip Drian A self-locking ductile iron dome

A self-locking ductile iron dome and 8 inch no hub outlet allow for easy maintenance and installation

400 psig rated

Specifications Backflow Preventer Type Vacuum Breaker Body Finish Cast Copper Silicon Alloy Body Material Lead Free Copper Silicon Alloy Body Pattern Angle Brand Watts Buy American Act Compliant YES Bypass No Bypass Size Does Not Apply To Product Cap And Tether No Disc Material Silicone EAN 098268546279 Elbow Fitting No Hazard Protection Level Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 1 1/2 IN Inlet Connection Size-Metric 40 MM Inlet Connection Type Female Threaded Inlet Shutoff Valve Type Quarter Turn Ball Valve Inlet Thread Type NPT Lead Free YES Maximum Temperature-Fahrenheit 140 Maximum Working Pressure-BAR 10

This 10 IN double check detector backflow preventer assembly prevents the backflow of pollutants that are objectionable but not toxic

The standard pressure relief settings is 75 psi

Watts LF909M1-QT-FDA-FS 8 - Part of the LF909 Large Series Strip Drian A self-locking ductile iron domeThis 8 inch lead free reduced pressure zone backflow preventer assembly prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. It is ideal for protection in continuous pressure piping applications and at cross connections identified as health hazards. This assembly consists of an epoxy coated cast iron body, FDA approved coated quarter turn ball valve shutoffs with lever