AY McDonald 4420-493 2069 1 Silent Sump Check Valve, 1/4-Inch
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<b>[Product Information]</b><br>
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<li>Eliminates the typical hammering of a sump check valve after the pump cycles</li>
<li>All valves are pressure tested to ensure Leak-proof performance</li>
<li>Stainless steel clamps included</li>
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