The new in-line spring check valves from Webstone, a brand of NIBCO, have a self-automated design to prevent backflow via a stainless steel spring, and an FKM soft seat prevents leaks. Made from lead-free dezincification resistant brass, the valve can withstand up to 250 degrees F and 200 cold working pressure and is ideal for use in potable and hydronic systems. The valves are available in SWT and FIP connections, with sizes ranging from 3/8 to 2 inches. 800-255-9529;


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