US$ 42.00
Pull chain controls lamp socket only
It has 28 ranges and 8 functions
Loading Type: Bottom
calcium deposits
Oatey 1-1-2 - 2 Inch Sure-Vent 20 DFU Capacity Air Admittance Valve 39016 Pull chain controls lamp socketThe 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.