475DA OSY - 4"

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Wilkins: 4" 475DA Series Lead Free Reduced Pressure Detector Assembly with OSY Gate Valves and Gallons per Minute Meter

SKU 4-475DA {A}


Designed for installation on water lines in fire protection systems to protect against both backsiphonage and backpressure of contaminated water into the potable water supply. The Model 475DA/475DAV shall provide protection where a potential health hazard exists. Incorporates metered by-pass to detect leaks and unauthorized water use.

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