Oatey 39239 1.5" 6 DFU AAV Installation Kit 1-1/2" P-trap, 6" extension tube, PVC threaded adapter & deep box flange 842822162579 Model: 8683800

Model: 8683800

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Oatey 39239 1.5" 6 DFU AAV Installation Kit 1-1/2" P-trap, 6" extension tube, PVC threaded adapter & deep box flange 842822162579 Model: 8683800Complies to ASSE Standard 1050 and 1051 For use as a secondary vent One size approved to handle up to 2" vent pipe Opens closes as needed by building's plumbing system IAPMO Listed 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. The purpose of an Air Admittance Valve is to provide a method of allowing air to enter