First Alert PC900A Smoke And Carbon Monoxide Alarm Combo, White NonMap Made from anodized aircraft quality

Made from anodized aircraft quality aluminum

High density polypropylene

waterproof surface won't tear

Burst Pressure: 350 psi

Scientifically formulated coating for masonry floors

First Alert PC900A Smoke And Carbon Monoxide Alarm Combo, White NonMap Made from anodized aircraft qualityHighlights: Color: White Photoelectric Battery Powered 4. 92" x . 96" x 4. 92", . 56 pounds. Versatile wall or ceiling mount, slide in mounting bracket 2 in 1 protection, combination smoke and carbon monoxide alarm Patented smoke entry system nuisance free technology New slim design wall or ceiling Battery operated included Power LED and Alarm Indicator Mute Silence Button End of life signal Designer series Thin design