Rockwell RK2863K 20V Sonicrafter Oscillating Tool, 27-Piece Cup & Spoon Sets An Air Admittance Valve is

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

For use with Deutsch DT Series Connectors

2-3/8" backset

A great way to decorate a child's bedroom or even the bathroom

Leaves no objectionable odor or sticky mess and when used as directed

Rockwell RK2863K 20V Sonicrafter Oscillating Tool, 27-Piece Cup & Spoon Sets An Air Admittance Valve isHighlights: Hyper lock tool less blade change for 1 ton clamping force prevents blade slippage Battery technology for high capacity, no self discharge and no memory effect LED light for improved visibility Metal gear housing for extreme durability Universal fit system accepts other brand accessories without the need for an adapter Variable speed 5,000 to 20,000 opm Free batteries for life Includes 26 accessories 1 20V battery and 1 hour charger