Watts SD2-MF 1/4 - Part of the SD-2 Series American Wick Drain Service check valve

Service check valve

ZN415B-3NH

a unique thermostat with special thermo-bonded coating

and a fixed 15½″ × 15½″ square top equipped with a heel-proof ductile-iron grate

Watts SD2-MF 1/4 - Part of the SD-2 Series American Wick Drain Service check valveThis 1 4 IN dual check valve backflow preventer for carbonated beverage machines prevents the reverse flow of contaminated water, such as carbon dioxide gas and carbonated water, from entering into the potable water supply due to backpressure backflow. It consists of a stainless steel body construction with internal rubber components and is designed for continuous or intermittent pressure applications. It has SAE male flare end connections. It is