B & K ProLine Series 101-007NL Check Valve, 1-1/2 in, FIP, 200 psi Pressure, Brass Body

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The ProLine Series swing check valve offers plumbers an optimal choice to prevent back flow. Built of a solid brass body, this valve contains a swinging gate that opens when water flows out but will shut if the flow is reversed. An arrow is molded onto the side of the valve to ensure proper function when installed. This valve is ideal for both residential and commercial applications.