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Some are interconnected, so when one alarm goes off, they all do. Photoelectric sensors are great for smoky fires, while ionization detectors catch fast fires quickly.

Household smoke detectors, also known as smoke alarms, generally issue an audible or visual alarm from the detector itself or several detectors if there are multiple devices interconnected.

Online shopping for Smoke Detectors & Fire Alarms from a great selection at Tools & Home Improvement Store.

Sep 6, 2025 · Find the best smoke and carbon monoxide detectors for protecting you and your family, including models from First Alert, Kidde, and Siterwell.

Nov 12, 2025 · Smart smoke detectors provide essential protection to your family and your home, with voice alerts, smart home connectivity, and phone app monitoring. We researched our favorite picks.

Jan 20, 2025 · There are two different types of smoke alarms—single-sensor ionization and single-sensor photoelectric units. They work differently in order to detect smoke. Ionization detectors use a …

Nov 26, 2025 · Smart smoke alarms are pricey, but unlike traditional ones, they can alert you to a problem even when you’re not home. Our top pick is the Kidde Smart Smoke + Carbon Monoxide …

Every home should have a smoke detector to alert of a fire or smoke hazard. Smoke alarms should be installed on each level of a home, as well as in bedrooms and hallways, to help ensure that smoke is …

Aug 8, 2025 · For this guide, I interviewed three fire safety experts and tested dozens of smoke detectors for sensitivity, audibility, and ease of installation, using an aerosol spray to mimic real …