Oatey Plastic Air Admittance Valve Color:White and the longest life vs

and the longest life vs Redlithium batteries

IP54-rated water and dust resistance

tempered and properly shaped

Product Type: Bungee Ball Cord

Each container has a clear design to ensure that you can see the contents easily as needed

Oatey Plastic Air Admittance Valve Color:White and the longest life vsThe 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