4″ Deringer 20 Double Check Valve Assembly (DC)
$2,611.70
The 4″ Ames Deringer 20 Double Check Valve Assembly (DC) is designed to prevent non-health hazard pollutants from entering the potable water supply system caused by backpressure and/or backsiphonage conditions. Deringer 20 features integral Eccentric-Seal™ butterfly shutoff valves for a short lay length, integrated tamper switches, and Dual-Action™ checks for high performance at low-and high-flow rates. 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
Model# D-4020
UPC# 737733033028
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