First Alert Plug-in Natural Gas, Propane and Carbon Monoxide Detector Item #1916526 | Model #35015 When the job is complete

When the job is complete

modern flair

Suitable for indoor and covered outdoor spaces

Can be feather-edged to old concrete or masonry

sealed concrete

First Alert Plug-in Natural Gas, Propane and Carbon Monoxide Detector Item #1916526 | Model #35015 When the job is completeThe First Alert GCO1CN combination explosive gas and carbon monoxide alarm with backlit digital display. This explosive gas and CO alarm detects the presence of combustible gases propane and methane and alerts you with a loud 85 decibel alarm. It also comes equipped with an electrochemical CO sensor that accurately detects carbon monoxide leaks from faulty fuel burning appliances, blocked chimneys, and a variety of other sources. Designed for easy