2″ Deringer 20 Kit Double Check Valve Assembly (DC)
The Deringer 20 Double Check Valve Assembly is designed to prevent non-health hazard pollutants from entering the potable water supply system caused by backpressure and/or backsiphonage conditions.
This valve comes with a kit to adapt the valve from 2 inches to 2 1/2 inch size. The kit includes two 2 1/2-inch grooved couplings and two 2-inch NPT x 2 1/2-inch groove adapters. End connections are union type stainless steel 2-inch female NPT threads for ease of installation. It may be installed under continuous pressure service to protect against both backpressure and backsiphonage. Maximum working pressure is 175psi (12 bar).
Part of the Deringer 20/20G Series
Lead Free: YES