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- Oatey® Sure-Vent® 6 DFU Capacity Air Admittance Valve is a one-way valve designed to allow air to enter the plumbing drainage system when negative pressures develop in the piping system.
Oatey® Sure-Vent® Air Admittance Valve, 1-1/2 in Nominal, NPT, -40 to 150 deg F, 6 DFU, 4 in Inlet to Outlet Length, PVC Body, 7-3/4 in H
- For use as a secondary vent
- One size approved to handle up to 2 in vent pipe
- Opens/closes as needed by building's plumbing system
- Closes through gravity
- PVC with 1-1/2 in NPT threads valve
- Neoprene tension membrane
- Rated 6 DFU's for venting DWV 2 in and smaller
- Sweet Spot™ technology opens at 0.01 psi and seals at 0 psi and above
- Body MaterialPVCEnd StyleNPTFlow Rate6 DFUNominal Size1-1/2 inDimensions7-3/4 in HInlet to Outlet Length4ManufacturerOATEYManufacturer #39020Temperature Rating-40 to 150 degF