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3 in. ABS Backwater Valve

3 in. ABS Backwater Valve

Article Number:
  • $ 2711


ABS construction is durable, lightweight, economical and resistant to corrosion and chemicals . Hub outlets are suitable for use with DWV pipe. May be adapted to sewer and drain pipe with NDS DWV to Sewer drain adapters . Hub x Hub solvent-welded connections . Fits 3 in. DWV Schedule 40 pipe . Maximum working pressure of 5 PSI . Working temperature range of -30 - 140 degrees Fahrenheit . Made to ASTM specifications . Elastomeric gasket in the flapper ensures a watertight seal . Neoprene gasket in the access cap provides a positive seal . Access riser with cover offers simple access to the backwater valve for inspection and maintenance . Threaded cap is designed for hand tightening . Black color . Made in the USA . NDS offers a full line of solvent weld fittings for all of your sewer and drain needs. NDS solvent weld fittings are offered in ABS, Styrene and PVC and range in size from 3 in. to 8 in.

NDS 3 in. ABS Backwater Valve protects low areas or basements from the backflow of waste from a street sewer. The quick-action flapper allows an unrestricted, unidirectional flow, and the flapper's elastomeric gasket ensures a watertight seal. Designed for use in the installation of non-pressurized drainage and sewer piping systems.

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