Oatey® 3" – 4" 500 DFU Sure-Vent AAV 3" x 4" Sch. 40 PVC adapter
Oatey
39223
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Description
Oatey® Sure-Vent® 500 DFU Capacity Air Admittance Valve’s one-way valve is designed to allow air to enter the plumbing drainage system when negative pressures develop in the piping system.
Oatey® 3” – 4” 500 DFU Sure-Vent AAV 3” x 4” Sch. 40 PVC adapter
- One size approved to handle up to 4” vent pipe
- For use as a secondary vent
- Opens/closes as needed by building’s plumbing system
- Complies to ASSE Standard 1050 and 1051