First Alert SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup

SKU: 843322794_2

Brand: BRK Brands

Product Description

The BRK hardwire combination smoke and carbon monoxide alarm detects two hazards with one simple unit. Carbon monoxide (CO) is a colorless, odorless, deadly gas. It can be emitted by sources including gas or oil furnaces, gas clothes dryers, water...