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. Air admittance valves provide an alternative to secondary venting when utilized within the scope of model plumbing codes, referenced standards, and Oatey installation instructions. AAVs provide the ideal venting solution for island sinks, remote bathroom groups, and remodeling jobs by eliminating the need to tie into a stack vent. 1-1/2 PVC. No. 39239: Size: 1-1/2 Solvent Weld, Material: PVC|Sure Vent Air Admittance Valve Kit, 6 DFU With Tubular Adapter, Air Admittance Valves Provide An Alternative To Secondary Venting When Utilized Within The Scope Of Model Plumbing Codes, Referenced Standards & Installation Instructions, AAVS Provide The Ideal Venting Solution For Island Sinks, Remote Bathroom, Includes 1 Valve & Necessary Tubular Pieces.

Sure-Vent Air Admittance Valve

• Complies to ASSE Standard 1050 and 1051.
• For use as a secondary vent.
• One size approved to handle up to 2" vent pipe.
• Opens/closes as needed by building's plumbing system.
• IAPMO Listed.
• Closes through gravity.