Sensitivity to pressure changes, combined with its ability to consistently open and close, is what distinguishes the Oatey Sure-Vent AAV from all others. Superior engineering along with stringent quality standards ensure a lifetime of unmatched performance. Available in 6, 20, 160, and 500 DFU.
- Complies to ASSE standard 1050 and 1051
- For use as a secondary vent
- 1 size approved to handle up to 4 in. vent pipe
- Opens/closes as needed by building's plumbing system