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Oatey® Sure-Vent® 20 Branch, 8 Stack DFU Capacity Air Admittance Valve w/Black Tubular Adapter
The Oatey® Sure-Vent® 1.5" 20 Branch, 8 Stack DFU Air Admittance Valve with Black Tubular Adapter is a one-way valve designed to allow air into the plumbing drainage system when negative pressures develop in the piping system eliminating the need to tie into a stack vent. Superior engineering along with stringent quality standards ensure unmatched performance as a secondary vent. Oatey products have earned the trust of plumbing professionals for over 100 years.
- For use as a secondary vent
- Black tubular adapter
- One size approved to handle up to 2" vent pipe
- Vents up to 20 DFU Branch or 8 DFU Stack
- Sweet Spot™ technology opens valve at -0.01 psi and seals at 0 psi and above
- Screening on air inlets to guard the seal
- Protective sleeve provides grip for installation and keeps valve free from debris
- 100% functionally tested at ¼" H2O and 30" H2O ensuring trouble free performance
- Complies to ASSE Standard 1050 and 1051
- International Plumbing Code (IPC) and Uniform Plumbing Code (UPC) approved
- For warranty product details, refer to the Oatey Limited Warranty document