First Alert Hardwired 120V Ionization Carbon Monoxide and Smoke Alarm Drill Bits fittings are listed with iapmo

fittings are listed with iapmo and are certified for use on potable and hydronic water distribution

Plastic faces are replaceable

Filtered air inlet for improved engine durability

in length providing more access in tight spaces

Limited Warranty Parts: 6

First Alert Hardwired 120V Ionization Carbon Monoxide and Smoke Alarm Drill Bits fittings are listed with iapmoCarbon monoxide & dual ionization smoke sensor Separate visual and audible smoke and carbon monoxide indication to eliminate confusion Intelligent Sensing Technology for fewer nuisance alarms Smart 3 wire interconnect Quick Connect wiring harness for connection to AC power 85dB horn and 9V battery backup 2 silence features: Can silence the low battery chirp for up to 8 hours or temporarily silence an unwanted alarm Interconnectable with up to 18