First Alert Brk Hardwired Combination Smoke and Carbon Monoxide Detector Item #836885 Model #607001 through-the-furnace downflow venting

through-the-furnace downflow venting

Inverter Duty Rated

Clean up is a breeze with 2 and 3 hour self-clean cycles

allows for safer/faster work in poorly lit environments

First Alert Brk Hardwired Combination Smoke and Carbon Monoxide Detector Item #836885 Model #607001 through-the-furnace downflow ventingThe BRK SC9120 hardwire combination smoke and CO alarm with battery backup includes these features: quick plug in power connector for easy installation, 120 volt AC inter connectible (with maximum 18 compatible devices 12 other compatible smoke alarms + 6 compatible devices like bells, horns, repeaters and door closers. If one unit triggers an alarm, all smoke alarms in the series will sound. Single test silence button which both silences a non