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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
25 to 30 GPM and a pressure range from 10 to150 psi
Max Head: 22'
W/SS Lever & Nut
Watts: 520
Lens and Gasket
NDS - 475 - 4 In. ABS Backwater Valve "Lighting Timers" 25 to 30 GPM andBackwater Valve Size: 4" Material: ABS Color: Black The quick action flapper allows unrestricted uni directional flow. Elastomeric gasket in the flapper ensures a watertight seal. Flapper can be easily removed and replaced if required. Threaded access cap is designed for hand tightening. Access cap neoprene gasket provides a positive seal. Valve hub outlets fit 2", 3", 4" or 6" DWV pipe and may be adapted to 2", 3", 4" or 6" sewer and drain pipe with
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