Oatey Plastic Air Admittance Valve 10-00-001-1027 8" Black Matte End Cap

8" Black Matte End Cap (Crimped)

Product Type: Cane

such as car keys

Designed for improved finish quality

With over 300 individual items designed for all the functional areas of a home

Oatey Plastic Air Admittance Valve 10-00-001-1027 8" Black Matte End CapThe purpose of an Air Admittance Valve is to provide a method of allowing air to enter the plumbing drainage system without the use of a vent extended to open air and to prevent sewer gases from escaping into a building. An Air Admittance Valve is a 1 way valve designed to allow air to enter the plumbing drainage system when negative pressures develop in the piping system. The device shall close by gravity and seal the vent terminal at zero