Watts 774-LF 4 - Part of the 774 Series dura-skrim-selector Its design emphasizes durability

Its design emphasizes durability

The maximum working pressure is 250 psi (17

providing extensive coverage and durability with dimensions of 150' long and 36" wide (50 sq yds)

Lubricant Kit Type First Check Kit Lead Free YES Product Group BACKFLOW KITS UPC - 098268459357

Watts 774-LF 4 - Part of the 774 Series dura-skrim-selector Its design emphasizes durabilityThis 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 in accordance with national plumbing codes and water authority requirements. It is ideal for protection at cross connections identified as non health hazard applications and from other contaminants