Zoeller 30-0181 PVC Plastic Check Valve, 1-1/2 Inch
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<b>[Product Information]</b><br>
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<li>none</li>
<li>Imported</li>
<li>1-1/2 slip x slip unions</li>
<li>Flapper bends over a radius to eliminate sharp 90-degree edges</li>
<li>Capable of vertical or horizontal installation</li>
<li>Slip x slip for 4.3 PSI (10 feet of head) at 130°F</li>
<li>Designed to reduce water hammer</li>
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<img src='http://ecx.images-amazon.com/images/I/41tvTOSrD7L.jpg'></br>