First Alert Brk 10-Year Battery Hardwired Combination Smoke and Carbon Monoxide Detector Item #5128234 | Model #VT32040 Calibration screw is cemented to

Calibration screw is cemented to prevent shifting

not the lawn

Made from stainless steel for added strength

The tool features Bosch-exclusive VisiMax™ technology

Red Hot Blue Glue makes the strongest joints and will last the life of the pipe and fittings

First Alert Brk 10-Year Battery Hardwired Combination Smoke and Carbon Monoxide Detector Item #5128234 | Model #VT32040 Calibration screw is cemented toThe BRK SC9120LBL hardwired smoke and carbon monoxide combination alarm with 10 year battery back up features an ionization smoke sensing chamber and an electrochemical carbon monoxide sensor. The 10 year battery backup allows for continued monitoring, for the life of the alarm, even during power outages. Intelligent sensing technology is designed to reduce nuisance alarms and one button silences them if they do occur. The latching alarm indicator