Customer Reviews for NDS ABS Air Admittance Valve Backwater Valve, 3 in. Black
- Fits 3 in. DWV Sch. 40 pipe; use adapter for sewer and drain pipe
- Quick-action flapper allows unrestricted, unidirectional flow
- Elastomeric gasket in flapper ensures watertight seal
Customer Reviews
Feb 6, 2019
5 Star Review
Rating provided by a verified purchaser
by
Aug 14, 2018
Just what we needed. Fast service too.
Just what we needed. Fast service too.
by
Frequently Bought Together
Price:
$34.43
