Oatey 1-1-2 - 2 Inch Sure-Vent 20 DFU Capacity Air Admittance Valve 39016 Contains all accessories needed to

Contains all accessories needed to connect and use a tank-mounted air compressor

and continuity tests this unit also includes a relative delta function to display a change in readings and a low impedance function to trace ghost voltage

2/3 size portable tray allows for storage of larger/longer tools

then attach the other part to your mobile device or case using a powerful

Oatey 1-1-2 - 2 Inch Sure-Vent 20 DFU Capacity Air Admittance Valve 39016 Contains all accessories needed toThe Oatey 1 1 2 2 Inch Sure Vent 20 DFU Capacity Air Admittance 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.