K-T Industries Industrial 1/4'' Male Npt 1/4'' Coupler Size:1/4'' x 1/4" Features A Test/Silence Button That

Features A Test/Silence Button That Silences The Alarm & Allows You To Test Its Functionality

pre-seasoned with organic oil

This item is fitted for 1-3/8 inches to 1-3/4 inches thick doors and has an adjustable 2-3/8 inches to 2-3/4 inches backset

Rated Type IC for ceilings insulated to R-40

K-T Industries Industrial 1/4'' Male Npt 1/4'' Coupler Size:1/4'' x 1/4" Features A Test/Silence Button That1 4" male national pipe thread 1 4" coupler. Interchangable with most Automotive Standard series couplers and plugs produced by other manufacturers. Features zinc plated solid brass bodies and sleeves with stainless steel springs, hardened steel locking balls and valves, and Buna N (Nitrile) seals. Precision machined bar stock construction provides resistance to the effects of mechanical shock in rugged applications.