Oatey 39016 Sure Vent Air Admittance Valve, 1.5" - 2" Trailor Wheels & Tires Uniform toenailing & countersink on

Uniform toenailing & countersink on slick surfaces

Carbide tipped bit for enhances routing performance and durability

Accurate to within 1/16" over 130'

The variable speed trigger and speed lock give the user maximum control of the blower's performance up to 400 cu

Oatey 39016 Sure Vent Air Admittance Valve, 1.5" - 2" Trailor Wheels & Tires Uniform toenailing & countersink onThe 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 one 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