Watts LF709-NRS-S-FDA-IOT 4 - Part of the LF709 Series mainline-siltfence This first check valve kit

This first check valve kit is used to repair or replace the first check on a 10 inch lead free double check detector assembly and used to prevent the reverse flow of polluted water from entering into the potable water supply

ZN415B-3IC

Z627-6NH-VP

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 1/2 IN Outlet Connection Type Union Pex Expansion Outlet Thread Type Does Not Apply To Product Part Number 88009128 Series LFN45B Standard Reduced Pressure Setting-BAR 3

cover O-ring and a retainer wire

Watts LF709-NRS-S-FDA-IOT 4 - Part of the LF709 Series mainline-siltfence This first check valve kitThis 4 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure. Ideal for protection in continuous pressure piping applications and cross connections identified as non health hazards. This assembly consists of an fused epoxy coated cast iron body, NRS resilient