Sump Pump Swing Check Valves S-672

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LEGEND MODELS S-672 PVC true union swing check valve is constructed of ASTM D1784 virgin PVC resin. The S-672 is designed to provide positive backflow prevention in either the vertical or horizontal position. The unique double union design facilitates ease of repair and/or maintenance by permitting removal of the check module from the pipeline.The full-flow design eliminates restrictions. May be installed on schedule 40 or 80 PVC pipe.