4 DERINGER 20 OSY (DC)
Item #:
AMD-4020G
Product Info
D-4020G
Ames Fire & Waterworks
This 4 inch Ames Deringer(TM) 20G double check valve backflow preventer assembly is designed to prevent non-health hazard pollutants from entering the potable water supply system caused by backflow due to backpressure and/or backsiphonage conditions. Deringer 20G features inline serviceable OS&Y gate valves, a stainless steel body, and Dual-Action(TM) 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).
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Item Specifications
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4
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OSY
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DC 1015
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Straight
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Flanged X Flanged
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Lead Free
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Ames-Deringer
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20G
