First Alert Sealed-Battery Ionization Smoke Alarm in Gray | 5 H x 5 W x 2 D in | Wayfair 827B

First Alert Battery Ionization/Photoelectric Sensor Smoke Alarm in Gray | 5.4 H x 5.4 W x 1.12 D in | Wayfair 1039828

The First Alert Battery Ionization/Photoelectric Sensor Smoke Alarm provides early warning of both flaming and smoldering fires. Additionally, its intelligent sensing technology is designed to cut down on nuisance alarms from cooking smoke or other... ... more

First Alert 10-Year Sealed Battery Photoelectric/Ionization Smoke Alarm - 1 Each

Dual-sensor smoke and fire alarm with 10-year sealed battery makes use of both ionization and photoelectric sensors to offer the earliest possible warning, regardless of the type of fire. ... more

First Alert 10-Year Sealed Battery Ionization Smoke Alarm - 1 Each

First Alert 10-year ionization smoke alarm ideal for detecting fast flaming fires. Features 10-year alarm life with sealed lithium battery which eliminates replacing batteries. Includes a test/silence button and a tamper resistant design. ... more

First Alert Battery Ionization/Photoelectric Sensor Smoke & Fire Alarm in Gray | 5 H x 5 W x 2 D in | Wayfair 1039842

This First Alert Battery Ionization/Photoelectric Sensor Smoke and Fire Alarm provides early warning of both flaming and smoldering fires. Additionally, its intelligent sensing technology is designed to cut down on nuisance alarms from cooking smoke or... ... more

First Alert Hard-Wired Ionization Smoke Alarm in Gray | 8.4 H x 6.75 W x 3.45 D in | Wayfair 1039939

Designed to help promote household safety, the First Alert Hard-Wired Ionization Smoke Alarm with battery backup can provide a vital early warning of fire. This hardwired smoke detector uses an ionization smoke sensor to detect smoke from hot,... ... more

First Alert Hard-Wired Photoelectric Electrochemical Smoke & Carbon Monoxide Alarm in Gray | 5 H x 5 W x 2 D in | Wayfair SC7010B

This Hard-Wired Photoelectric Electrochemical Smoke and Carbon Monoxide Alarm features two latching features. The spread spectrum horn tone has a lower and varying frequency that makes it easier for the elderly with a normal age-related hearing loss to... ... more

First Alert Battery Photoelectric Smoke & Carbon Monoxide Alarm in Gray | 5.67 H x 5.67 W x 1 D in | Wayfair 1039868

This First Alert Battery Photoelectric Smoke and Carbon Monoxide Alarm with voice and location has a slim profile, designed to blend more fully into the wall and out of sight. The battery-operated smoke and carbon monoxide detector alerts you to... ... more

First Alert Battery Photoelectric Smoke Alarm in Gray | 5.13 H x 5.13 W x 1 D in | Wayfair 1039856

The First Alert Battery Photoelectric Smoke Alarm, slim profile with escape light helps protect your home by providing up to a decade of uninterrupted monitoring. This low-profile smoke alarm uses an ultra-reliable photoelectric sensor to detect smoke... ... more

First Alert Battery Photoelectric Smoke Alarm in Gray | 5.25 H x 5.25 W x 1.19 D in | Wayfair 1039852

The First Alert Battery Photoelectric Smoke Alarm with battery helps protect your home by providing up to a decade of uninterrupted monitoring. This low-profile smoke alarm uses an ultra-reliable photoelectric sensor to detect smoke from slow-burning,... ... more

First Alert Battery Photoelectric Smoke & Carbon Monoxide Alarm in Gray | 5.67 H x 5.67 W x 1 D in | Wayfair 1039871

This First Alert Battery Photoelectric Smoke and Carbon Monoxide Alarm has a slim profile, designed to blend more fully into the wall and out of sight. The battery-operated smoke and carbon monoxide detector alerts you to possible smoke or carbon... ... more

First Alert Battery Photoelectric Smoke & Fire Alarm in Gray | 5.25 H x 5.25 W x 1.19 D in | Wayfair 1039772

Help protect your home with the First Alert Battery Photoelectric Smoke and Fire Alarm. This low-profile smoke alarm uses an ultra-reliable photoelectric sensor to detect smoke from slow-burning, smoldering fires. Half as thick as a standard alarm,... ... more

First Alert Photoelectric Smoke & Carbon Monoxide Combo Alarm in Gray | 1.25 H x 6.75 W x 8.5 D in | Wayfair FAT1039868

The product helps protect your home from 2 potentially deadly threats by providing up to a decade of uninterrupted monitoring. Equipped with dual sensors, this low-profile alarm detects smoke from slow-burning, smoldering fires and elevated carbon... ... more

First Alert Battery-operated Photoelectric Smoke Alarm in Gray | 2 H x 6.75 W x 8.5 D in | Wayfair FAT1039772

Help protect your home with the product. This low-profile smoke alarm uses an ultra-reliable photoelectric sensor to detect smoke from slow-burning, smoldering fires. Half as thick as a standard alarm, this detector has a slim, contemporary design that... ... more

First Alert Dual-Sensor Smoke Fire Alarm in Gray | 3.25 H x 6.75 W x 8.5 D in | Wayfair FAT1039828

The product provides early warning of both flaming and smoldering fires. Additionally, its intelligent sensing technology is designed to cut down on false alarms from cooking smoke or other common false-alarm triggers. A single button both silences and... ... more

First Alert Dual-Sensor Smoke Fire Alarm in Gray | 3.25 H x 6.75 W x 8.5 D in | Wayfair FAT1039828

The product provides early warning of both flaming and smoldering fires. Additionally, its intelligent sensing technology is designed to cut down on false alarms from cooking smoke or other common false-alarm triggers. A single button both silences and... ... more

First Alert Hard-Wired Thermistor Heat Alarm in Gray | 5.7 H x 2 W x 5.5 D in | Wayfair HD6135FB

This Hard-Wired Thermistor Heat Alarm is a great add-on for crawl spaces, laundry rooms, garages, bathrooms, kitchens, or other applications not suitable for smoke alarm installations. Features advanced rate-of-rise sensing technology. The alarm sounds... ... more

First Alert Smoke Detector in Gray | 5.85 H x 14.5 W x 5.6 D in | Wayfair 7010B6CP

Promote greater fire safety with the First Alert 7010B Hardwired Photoelectric Smoke Alarm with Battery Backup. This hardwired smoke detector uses a photoelectric smoke sensor to reliably detect smoke produced by smoldering fires, helping give you and... ... more

First Alert Smoke Detector in Gray | 8.5 H x 6.75 W x 3.5 D in | Wayfair 1039814

The First Alert 0827B sealed lonization smoke alarm features a 10-year sealed lithium battery, eliminating the need for battery replacements during the lifetime of the alarm. This smoke detector with ionization sensor has a tamperproof design, a mute... ... more

First Alert Hard-Wired Ionization Smoke Alarm in Gray | Wayfair 1039830

This First Alert Hard-Wired Ionization Smoke Alarm with battery backup is designed to provide peace of mind. | First Alert Hard-Wired Ionization Smoke Alarm in Gray | Wayfair ... more

First Alert Photoelectric Dual Sensor Smoke Detector in Gray | 5.25 H x 5.15 W x 2.6 D in | Wayfair 3120B

The BRK model no. 3120B is a wire-in, 120 V AC 60 Hz single and/or multiple station photoelectric and ionization dual sensor smoke alarm specifically designed for residential and institutional applications including sleeping rooms of hospitals, hotels,... ... more

First Alert Photoelectric Smoke Fire Detector in Gray | 5.85 H x 5.7 W x 8.9 D in | Wayfair 1040958

6 pc 10YR Battery Photo Smoke Alarm Contractor Pack - This BRK Slim Photoelectric Smoke Alarms includes a 10-Year Battery helping protect your home by providing up to a decade of uninterrupted monitoring. This low-profile smoke alarm uses an... ... more

First Alert Plug-in Electrochemical Explosive Gas & Carbon Monoxide Alarm in Gray | 3 H x 5.6 W x 1.5 D in | Wayfair 1039760

This plug-in electrochemical explosive gas and carbon monoxide alarm features a backlit digital display, this explosive gas, and CO detector plugs into any AC outlet with no additional mounting hardware needed. | First Alert Plug-in Electrochemical... ... more

First Alert Photoelectric Smoke Detector in Gray | 9.4 H x 7 W x 4.5 D in | Wayfair 1042409

The First Alert 10-year battery operated slim design smoke alarm provides the same protection as a standard smoke alarm while taking up only a fraction of the space. The alarms feature a built-in lithium-ion battery that provides continuous power for... ... more

First Alert Dual-Power Carbon Monoxide Plug-in Alarm in Black | 2.5 H x 6.75 W x 8.5 D in | Wayfair FAT1039746

The product alerts you to dangerous carbon monoxide levels. This carbon monoxide detector operates on a dual-power system with battery backup for continuous monitoring, even in the event of a power outage. The backlit digital screen tells you, at a... ... more

First Alert Battery Electrochemical Carbon Monoxide Alarm in Black | 3.4 H x 5 W x 1.5 D in | Wayfair 1039718

This First Alert Battery Electrochemical Carbon Monoxide Alarm utilizes an electrochemical carbon monoxide sensor that lasts for up to five years to detect carbon monoxide. This carbon monoxide detector is battery powered, making it portable and easy... ... more

First Alert Plug-In Electrochemical Carbon Monoxide Alarm in Black | 3.4 H x 5 W x 1.4 D in | Wayfair 1039734

This First Alert Plug-In Electrochemical Carbon Monoxide Alarm features an electrochemical CO sensor to alert you to dangerous carbon monoxide. This personal carbon monoxide detector plugs into any standard electrical socket to monitor CO levels in... ... more

First Alert Battery-Powered Carbon Monoxide Alarm in Black | 2.25 H x 6.75 W x 8.5 D in | Wayfair FAT1039718

The product utilizes an electrochemical carbon monoxide sensor that lasts for up to 5 years to detect carbon monoxide. This carbon monoxide detector is battery powered, making it portable and easy to use anywhere. When carbon monoxide levels become... ... more

First Alert Plug-In Electrochemical Carbon Monoxide Alarm in Black | 3.4 H x 5 W x 1.7 D in | Wayfair 1039746

The First Alert Plug-In Electrochemical Carbon Monoxide Alarm alerts you to dangerous carbon monoxide. This carbon monoxide detector operates on a dual-power system with battery backup for continuous monitoring, even in the event of a power outage. The... ... more

First Alert Smoke & Carbon Monoxide Detector in Black | 8.5 H x 6.7 W x 3.6 D in | Wayfair 1044807

This easy-to-install First Alert Z-Wave smoke and carbon monoxide alarm is designed for compatibility with certified First Alert enabled Z-Wave devices. It can send you mobile alerts in the event of an emergency and includes an insect-screened... ... more

First Alert Photoelectric Smoke & Carbon Monoxide Detector in Gray | 6.25 H x 6.1 W x 9.25 D in | Wayfair 1040957

6 pc 10YR Battery Photo Smoke/CO Alarm - The First Alert Ten-Year 2-in-1 photoelectric smoke detector with carbon monoxide alarm features our new slim design and maximum protection. It's protection at its finest and lasts a full 10 years without the... ... more

First Alert Smoke/Fire Detector in Gray | 6.75 H x 13 W x 15.35 D in | Wayfair 1040963

18 pc Hardwire Ion Smoke Alarm Contractor Pack - Hardwired smoke detectors are wired directly into your homes electrical system. Detector includes battery backup and mute button. Battery backup ensures alarm works even during power outages. Mute... ... more

First Alert Photoelectric Smoke Fire Detector in Gray | 8.45 H x 6.7 W x 3.55 D in | Wayfair 1039826

The First Alert interconnected wireless smoke alarm with voice location is designed to notify you of trouble with both an 85 dB siren and voice notification. The battery-operated unit can be installed easily, without wires or an electrician. The units... ... more

First Alert Carbon Monoxide Detector in Black | 5.85 H x 5.7 W x 2.5 D in | Wayfair SCO2B

The BRK SCO2B battery powered smoke and CO combo alarm is powered by a single 9V alkaline battery. It is tested and silenced by a single button. Electrochemical carbon monoxide sensor is the most accurate. It also includes a dust cover to help to... ... more

First Alert Hard-Wired Electrochemical Smoke & Carbon Monoxide Alarm in Gray | Wayfair 1039807

This First Alert Hard-Wired Electrochemical Smoke and Carbon Monoxide Alarm uses an electrochemical CO sensing technology and ionization sensor for smoke detection. It includes a 9-volt battery for continued function in the event of a power outage, and... ... more

First Alert Electrochemical Smoke & Carbon Monoxide Detector in Black | 8.45 H x 6.75 W x 3.55 D in | Wayfair 1042107

This hardwired combination smoke and carbon monoxide detector includes a 9-volt battery backup that continues to protect you in the event of a power failure. The alarm features electrochemical CO sensing technology, an ionization sensor for smoke... ... more

First Alert Plug-in Carbon Monoxide Alarm in Black | 2.25 H x 6.75 W x 8.25 D in | Wayfair FAT1039730

The product utilizes an electrochemical carbon monoxide sensor that lasts for up to 5 years to detect carbon monoxide. This carbon monoxide detector is battery powered, making it portable and easy to use anywhere. When carbon monoxide levels become... ... more

First Alert Plug-in Carbon Monoxide Alarm in Black | 2.25 H x 6.75 W x 8.25 D in | Wayfair FAT1039730

The product utilizes an electrochemical carbon monoxide sensor that lasts for up to 5 years to detect carbon monoxide. This carbon monoxide detector is battery powered, making it portable and easy to use anywhere. When carbon monoxide levels become... ... more