BRK Interconnect Hardwire Smoke Alarm with Battery Backup Brand_FastenMaster leak free connection

leak free connection

Detects a wide range of potentially hazardous arc faults resulting from damage in branch circuit wiring

For added versatility

ring shanked hot dipped galvanized 34 degree paper tape collated framing nail

Knurled teeth "bite" into the drain for a secure hold and removal

BRK Interconnect Hardwire Smoke Alarm with Battery Backup Brand_FastenMaster leak free connectionDirect wire in with 9V battery backup. Hardwired with battery backup for protection during power outages. Perfect mount for easy installation. Mounting bracket keeps the alarm secure over a wide rotation range for ideal alignment. Latching alarm indicator, visually identifies unit that initiated alarm or low battery. Interconnects with most First Alert and BRK hardwired alarms. When one alarm sounds, all compatible alarms sound (up to 12 smoke alarms