958-2 RESIDEO Overhead Door Adjustable Magnetic Contact VER-A40-40-STX VESDA they cover virtually every smoke

they cover virtually every smoke detector model available today

UL Listed 1610 (Central Station Burglar Alarm Units)

Standard and compact sizes

This durable and reliable product provides an easy and effective way to secure doors and windows

The SWIFT AV bases (WAV-CRL

958-2 RESIDEO Overhead Door Adjustable Magnetic Contact VER-A40-40-STX VESDA they cover virtually every smoke958 2 RESIDEO Overhead Door Adjustable Magnetic Contact The Honeywell Ademco 958 2 is an overhead, magnetic door contact designed to handle the tougher demands of commercial and industrial environments. Unlike the 958 model, the 958 2 is designed with Form C SPDT wiring, allowing for normally open or normally closed contacts. The contact is also outfitted with shock absorption and moisture protection that shields it from damage or breakage due to