Oatey 39238 20 DFU Surevent Air Admittance Valve with Mechanical Adapter 1.5-Inch - 2 -Inch[Product Information]- Complies to ASSE Standard 1050 and 1051.
- For use as a secondary vent.
- One size approved to handle up to 3"" vent pipe.
- Opens/closes as needed by building's plumbing system.
- Complies to ANSI/ASSE 1051 A&B
- Adapter allows solvent welding to 1 1/2-Inch or 2-Inch Sch. 40 PVC pipe or threads into 2-Inch FIP fitting
- For use as a secondary vent
- Each valve individually tested
