NDS 375 ABS Backwater Valve, 3-Inch, Black
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<b>[Product Information]</b><br>
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<li>Protects low areas or basements from the backflow of waste from a street sewer</li>
<li>The quick-action flapper allows an unrestricted, unidirectional flow, and the flapper's elastomeric gasket ensures a watertight seal</li>
<li>Designed for use in the installation of non-pressurized drainage and sewer piping systems</li>
<li>Abs construction is durable, lightweight, economical and resistant to corrosion and chemicals</li>
<li>Hub outlets are suitable for use with DWV pipe; May be adapted to sewer and drain pipe with NDS DWV to sewer drain adapters</li>
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