First Alert 1039809 Hardwired Ionization Smoke Alarm with Battery Backup BESTSELLERS precision ball bearing drive assembly

precision ball bearing drive assembly to reduce friction

crawlspaces

For use on Sno-thro models with housings 26" and larger

6 Point Deck Position

Running Motor HP: 1

First Alert 1039809 Hardwired Ionization Smoke Alarm with Battery Backup BESTSELLERS precision ball bearing drive assemblyDesigned to help promote household safety, the First Alert Hardwired Smoke Alarm with Battery Backup can provide a vital early warning of fire. This hardwired smoke detector uses an ionization smoke sensor to reliably detect smoke from hot, fast flaming fires. Comes equipped with an ultra reliable ionization sensor to provide the earliest possible warning of a fast flaming fire. The sensor is optimized to detect flaming fires, such as those caused by