3-In-1 Smoke Fire and Carbon Monoxide Detector 10-Year Sealed Battery Backup Hardwired Microprocessor Intelligence Item #253142 | Model #420114 Apply a second coat to

Apply a second coat to the large

The semi-oval construction allows for maximum coverage while still offering premium cut-in ability

cleaning brush

Ceramic disc technology with washerless cartridge

Fitting Side B Connection Type Cup

3-In-1 Smoke Fire and Carbon Monoxide Detector 10-Year Sealed Battery Backup Hardwired Microprocessor Intelligence Item #253142 | Model #420114 Apply a second coat toThe Universal Security Instruments hardwired MIC1509S 3 in 1 Smoke, Fire and Carbon Monoxide Smart Alarm will provide up to 10 years of continuous protection against 3 deadly threats within the home. Patented Universal Smoke Sensing Technology provides the benefits of both photoelectric and ionization alarms in 1 device to protect against fast flaming and slow smoldering fires. This alarm also features protection against the silent killer carbon