Oatey® Sure-Vent® 24 DFU Capacity Air Admittance Valve
Oatey® Sure-Vent® 20 DFU Capacity Air Admittance Valve's one-way valve allows air to enter the plumbing drainage system when negative pressures develop in the piping system.
- 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
- Adapter Material: PVC
- Adapter Size: 1.5" or 2"
- Adapter Type: PVC
- DFU Rating: 160 Branch, 24 Stack