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- 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® Sure-Vent® Air Admittance Valve, 3x4 in Nominal, NPT, -40 to 150 deg F, 500 DFU, 2.92 in Inlet to Outlet Length, ABS Body, 7.23 in H
- For use as a secondary vent
- One size approved to handle up to 4 in vent pipe
- Opens/closes as needed by building's plumbing system
- Sweet Spot™ technology opens at 0.01 psi and seals at 0 psi and above
- Body MaterialABSEnd StyleNPTFlow Rate500 DFUNominal Size3 x 4 inDimensions7.23 in HInlet to Outlet Length2.92ManufacturerOATEYManufacturer #39224Temperature Rating-40 to 150 degF