First Alert 10-Year Battery Hardwired Combination Smoke and Carbon Monoxide Detector Item #4889618 Model #CMCG451B speed and comfort

speed and comfort

Equipped with 3/8 inch compression Iron x 3/4 inch FHT outlet connections

a swirl flame profile and flame lock option for continuous use

The drain fits 2 in

First Alert 10-Year Battery Hardwired Combination Smoke and Carbon Monoxide Detector Item #4889618 Model #CMCG451B speed and comfortInstall convenient 2 in 1 protection against both smoke and carbon monoxide with the First Alert SMICO105 AC Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with 10 Year Battery Backup. Meets new industry standards and can interconnect with other compatible alarms to create a whole home safety network to help provide an early warning. Precision Detection technology helps reduce cooking nuisance alarms and provides early warning. 10