First Alert PC900 Photoelectric Combination Carbon Monoxide And Smoke Alarm Summer10 Rigid sidewalls have both ribs

Rigid sidewalls have both ribs and corrugations for maximum strength

Long-life ball bearing construction

Kills Adelgids

Operates up to 14 hours on a 20 lb

Up to maximum pressure of 150 PSI

First Alert PC900 Photoelectric Combination Carbon Monoxide And Smoke Alarm Summer10 Rigid sidewalls have both ribsCarbon monoxide (CO) is the leading cause of accidental poisoning deaths in America, yet many people don't know they are suffering from CO poisoning until its too late. Since symptoms of CO poisoning are like the flu, you might not even know you're in danger at first. That's why a carbon monoxide alarm is an excellent way to protect your family. It can detect the CO you can't see, smell or taste in the air. Highlights: Battery operated combination