SC9120B Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sort by editor review Added to wishlistRemoved from wishlist 0 Add to compare BRK SC9120B Smoke and Carbon Monoxide Alarm Added to wishlistRemoved from wishlist 0 Add to compare $48.99 Added to wishlistRemoved from wishlist 0 Add to compare First Alert SC-9120B Hardwired Smoke and Carbon Monoxide Alarm with Battery Backup 2 Pack Added to wishlistRemoved from wishlist 0 Add to compare $106.97 Added to wishlistRemoved from wishlist 0 Add to compare FIRST ALERT SC9120B Corded Electric Combination Alarm with Adapter Plugs for Easy Replacement Added to wishlistRemoved from wishlist 0 Add to compare $69.99
