Plumbing · L-WG2XV

Reduced Pressure Backflow Preventer Assembly with Gate Valves

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A reduced pressure backflow preventer is installed on the main water line with schedule 80 PVC pipe fittings, including elbows, couplings, and three-inch long nipples. Gate valves are positioned on both sides of the backflow preventer to isolate the device. The entire assembly maintains a minimum vertical clearance of twelve inches above the flood line or grade line, with lower couplings positioned a minimum of eight inches above grade.

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