First Alert 1039787 Slim Design Battery-Operated Smoke & Carbon Monoxide Alarm BF20 mechanical float switch

mechanical float switch

and designed for maximum efficiency

Aluminum and Stainless Steel

into a pre-drilled or pre-punched hole

First Alert 1039787 Slim Design Battery-Operated Smoke & Carbon Monoxide Alarm BF20 mechanical float switchThe First Alert PRC700 Smoke and Carbon Monoxide Alarm has a slim profile, designed to blend more fully into the wall and out of sight. It offers the same functionality you expect from First Alert with a new design that takes up less space. The battery operated smoke and carbon monoxide detector alerts you to possible smoke or carbon monoxide and can be installed anywhere, no wires required. Low Profile Design Sleek, contemporary design blends into