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3x First Alert BRK SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup (3 Pack)

3x First Alert BRK SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup (3 Pack)

The BRK SC9120B hardwire combination smoke detects two hazards with one simple unit. Carbon monoxide (CO) is a colorless, odorless, deadly gas. It can be emitted by sources including gas or oil furnaces, gas clothes dryers, water heaters, fireplaces,... more

$129.99

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Battery-Operated Combination Smoke/Carbon Monoxide Alarm Detector, LCD Display Smoke Gas Sensor Warning Alarm for Home Safety

Battery-Operated Combination Smoke/Carbon Monoxide Alarm Detector, LCD Display Smoke Gas Sensor Warning Alarm for Home Safety

FEATURES:A perfect item for protecting your family from the dangers of carbon monoxideAdvanced level of protection, easy to read with the digital display, even in low light conditionsDisplays the level of carbon monoxide the unit is sensingGreen LED:... more

$11.17

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Best Seller
First Alert SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup

First Alert SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup

The BRK hardwire combination smoke and carbon monoxide alarm detects two hazards with one simple unit. Carbon monoxide (CO) is a colorless, odorless, deadly gas. It can be emitted by sources including gas or oil furnaces, gas clothes dryers, water... more

$42.41

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Nest Protect Smoke and Carbon Monoxide Alarm, Protect Your Home From Fire and Gas Leaks, Even When You're Away, Wired (Second Generation)

Nest Protect Smoke and Carbon Monoxide Alarm, Protect Your Home From Fire and Gas Leaks, Even When You're Away, Wired (Second Generation)

It’s time to expect more from your smoke alarm. Nest Protect has been redesigned from the inside out. It has a Split-Spectrum Sensor, tests itself automatically and lasts up to a decade. It’s also the first home alarm you can hush from your phone... more

$118.88

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Kidde (21007267) KN-COPP-B-LS 900-0230 Nighthawk Carbon Monoxide Alarm, Battery Operated with Digital Display

Kidde (21007267) KN-COPP-B-LS 900-0230 Nighthawk Carbon Monoxide Alarm, Battery Operated with Digital Display

The nighthawk, dc battery operated carbon monoxide alarm, easy to install unit that provides reliable protection against the dangers of carbon monoxide, written information & instruction, easy for anyone to understand, small, sleek design that is... more

$33.43

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Kidde Battery-Operated(Not Hardwired) Combination Smoke/Carbon Monoxide Alarm with Voice Warning KN-COSM-BA

Kidde Battery-Operated(Not Hardwired) Combination Smoke/Carbon Monoxide Alarm with Voice Warning KN-COSM-BA

The Kidde KN-COSM-BA battery-operated carbon monoxide and smoke alarm combines two important safety devices into a single unit. This alarm includes a voice warning system that makes four announcements: fire, carbon monoxide, low battery, or smart hush... more

$31.99

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First Alert PC910 White Combo Smoke & Carbon (Black) Monoxide Alarm (Alarm)

First Alert PC910 White Combo Smoke & Carbon (Black) Monoxide Alarm (Alarm)

2 in 1 combo smoke and carbon monoxide alarm 10-year alarm life No battery replacements Photoelectric nuisance resistant technology Electrochemical sensor New sleek/thin design 3V lithium power cell included Power LED and alarm indicator Mute/silence... more

$36.87

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Overstock.com

(675,000+)
Pro Lab CA101 Carbon (Black) Monoxide Do It Yourself Test Kit (Test Kits) (Plastic)

Pro Lab CA101 Carbon (Black) Monoxide Do It Yourself Test Kit (Test Kits) (Plastic)

Carbon monoxide test kit, Safe and easy to use, More sensitive than electronic detectors, Detects the invisible and odorless gas, Includes 2 reusable sensor buttons, Lasts up to 6 months. Material: Plastic more

$19.89

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Overstock.com

(675,000+)
M Series Plug-In Carbon Monoxide and Natural Gas Alarm with 9-Volt Battery Backup

M Series Plug-In Carbon Monoxide and Natural Gas Alarm with 9-Volt Battery Backup

Click here for additional savings!

The Universal Security Instruments Electric MCND401B Plug-In Carbon Monoxide and Natural Gas Smart Alarm is a 2-in-1 device that provides double the protection with a single installation. This dual-sensing alarm protects against two deadly household... more

$36.70

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First Alert Carbon (Black) Monoxide and Gas Alarm (Plastic)

First Alert Carbon (Black) Monoxide and Gas Alarm (Plastic)

Most accurate carbon monoxide sensor available Most advanced technology for extra protection from gas leaks and carbon monoxide Accurate display easily identifies hazard Backlit for greatest visibility Plug in alarm with battery backup for protection... more

$64.49

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Overstock.com

(675,000+)
First Alert GC01CN Plug-In Combination Explosive Gas and Carbon Monoxide Alarm w White / Gray

First Alert GC01CN Plug-In Combination Explosive Gas and Carbon Monoxide Alarm w White / Gray

Plug-In Combination Explosive Gas and Carbon Monoxide Alarm with Digital Display and Silence Feature Features: Most accurate carbon monoxide sensor available Most advanced technology for extra protection from gas leaks and carbon monoxide Accurate... more

$77.26 $55.99

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First Alert Combination Explosive Gas and Carbon Monoxide Alarm

First Alert Combination Explosive Gas and Carbon Monoxide Alarm

Most accurate carbon monoxide sensor availableMost advanced technology for extra protection from gas leaks and carbon monoxideAccurate display easily identifies hazardBacklit for greatest visibilityPlug in alarm with battery backup for protection... more

$64.98

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USI Carbon Monoxide Smart Alarm: Carbon Monoxide Smart Alarm with Sealed Battery

USI Carbon Monoxide Smart Alarm: Carbon Monoxide Smart Alarm with Sealed Battery

Home alarms sniff for carbon monoxide and avoid making unnecessary alarms; choose between sealed battery or alarm that also finds gas leak more

$32.99 $25.99

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Kidde 900-0113-02 Battery Operated Carbon Monoxide & Explosive Gas Alarm - 1092-5071

Kidde 900-0113-02 Battery Operated Carbon Monoxide & Explosive Gas Alarm - 1092-5071

Senses carbon monoxide and explosive gasSleek design for any standard outletEasy-to-read digital displayShows Continuous CO values from 30 - 999 PPM85-decibel alarmHide-a-way cord. Safeguard your home from two threats with the affordable and... more

$82.44 $74.68

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INDUSTRIAL SCIENTIFIC 18105254 Single Gas Detector, Carbon Monoxide

INDUSTRIAL SCIENTIFIC 18105254 Single Gas Detector, Carbon Monoxide

Single Gas Detector, Detects Carbon Monoxide, Sensor Range 0 to 999 ppm, Resolution 1 ppm, Operating Temp. Range -4 to 122 Degrees F, -20 to 50 Degrees C, Alarm Setting Low 35 ppm, High 70 ppm, Alarm Type Audible, Visual and Vibrating, Battery Type AA... more

$199.88

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U.S.S.T Smoke, Fire, Carbon Monoxide and Natural Gas Smart Alarm

U.S.S.T Smoke, Fire, Carbon Monoxide and Natural Gas Smart Alarm

4-in-1 U.S.S.T Smoke + Fire + Carbon Monoxide + Natural Gas | Hardwired | Smart Alarm more

$53.99

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First Alert 3-in-1 Explosive Gas & Carbon Monoxide Alarm GC01CN

First Alert 3-in-1 Explosive Gas & Carbon Monoxide Alarm GC01CN

First Alert 3-in-1 Explosive Gas & Carbon Monoxide Alarm The 3-in-1 Explosive Gas & Carbon Monoxide Alarm from First Alert(R) warns against natural/methane, propane and carbon monoxide. The digital display makes for easy reading during an alarm or when... more

$88.99

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First Alert GC01CN 3-in-1 Explosive Gas and Carbon Monoxide Alarm

First Alert GC01CN 3-in-1 Explosive Gas and Carbon Monoxide Alarm

The 3-In-1 Explosive Gas and Carbon Monoxide Alarm from First Alert warns against natural/methane, propane, and carbon monoxide. The digital display makes for easy reading during an alarm or when any button is pressed. The alarm plugs into any standard... more

$56.13

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First Alert White Combo Smoke & Carbon Monoxide Alarm - 1092-6269

First Alert White Combo Smoke & Carbon Monoxide Alarm - 1092-6269

Dimensions:8.5L x 7W x 1.2H in.. Photoelectric design. Features a white finish. Provides fire and carbon monoxide detection. Electrochemical sensor. Boasts a thin design. Suitable for a wall or ceiling mount. Features a lifespan of 10 years. Protect... more

$43.94 $39.95

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KIDDE KN-COP-IC Carbon Monoxide Alarm, Electrochemical

KIDDE KN-COP-IC Carbon Monoxide Alarm, Electrochemical

Carbon Monoxide Alarm, Detection Method Electrochemical, Up to 24 Units Interconnection Capability, Power Source 120VAC, 9V, Audible Alert 85dB @ 10 ft., Horn, Visual Alert Red LED, Diameter 5-3/4 In., Height 1-3/4 In., Width -, Digital Readout Yes,... more

$43.78

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First Alert Combination Smoke and Carbon Monoxide Voice Alarm SCO7CN

First Alert Combination Smoke and Carbon Monoxide Voice Alarm SCO7CN

First Alert Combination Smoke and Carbon Monoxide Voice Alarm Features: -Includes 2 AA batteries.-Smoke and carbon monoxide alarm.-Voice alarm with location when programmed, voice tells location of unit if smoke or carbon monoxide is detected.-Peak... more

$87.99 $75.99

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First Alert SC9120B Combination Smoke and Carbon Monoxide Alarm with Battery Bac White

First Alert SC9120B Combination Smoke and Carbon Monoxide Alarm with Battery Bac White

Features: Detects both smoke and carbon monoxide Uses ionization technology and features an electrochemical sensor Large, simple to use silence/test button emits low battery warning Features tamper resistant locking pins for increases safety Includes... more

$64.20 $43.49

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First Alert Ac Plug-In Carbon Monoxide Detector With Battery Back-Up C

First Alert Ac Plug-In Carbon Monoxide Detector With Battery Back-Up C

AC plug-in carbon monoxide detector keeps your home and family safe from toxic gas. Electrochemical sensor provides the most accurate carbon monoxide detection technology to prevent accidental poisoning. Battery backup provides consistent protection... more

$27.97

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Lowe's

(25,000+)
Kidde 01130 - 120 volt Digital Display Plug-In Carbon Monoxide & Explosive Gas Alarm with Battery Backup (9V Battery Included) (900-0113-02 KN-COEG-3)

Kidde 01130 - 120 volt Digital Display Plug-In Carbon Monoxide & Explosive Gas Alarm with Battery Backup (9V Battery Included) (900-0113-02 KN-COEG-3)

Kidde 120 volt - AC - Plug-In - Digital Display | Kidde Nighthawk Carbon Monoxide & Explosive Gas Alarm / Detector with Battery Backup (9V Battery Included) (900-0113-02 KN-COEG-3 01130) more

$47.39

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Kidde 11408 - 120 volt Worry-Free AC Hardwired Combination Smoke and Carbon Monoxide Alarm with Sealed Lithium Battery Backup (21010408-N i12010SCO)

Kidde 11408 - 120 volt Worry-Free AC Hardwired Combination Smoke and Carbon Monoxide Alarm with Sealed Lithium Battery Backup (21010408-N i12010SCO)

Kidde 120 volt - AC - Hardwired | Kidde Combination Smoke and Carbon Monoxide Alarm with Sealed Lithium Battery Backup (21010408-N i12010SCO 11408) more

$52.89

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Kidde 10031 - 9v Battery Operated Combination Carbon Monoxide and Smoke Alarm (21010031 KN-COPE-D)

Kidde 10031 - 9v Battery Operated Combination Carbon Monoxide and Smoke Alarm (21010031 KN-COPE-D)

Kidde 9 volt - Battery Operated - Photoelectric / Electrochemical Sensor | Kidde Carbon Monoxide / Smoke Alarm (21010031 KN-COPE-D 10031) more

$43.99

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PRO-LAB CA101 Carbon Monoxide Do It Yourself Test Kit N/A

PRO-LAB CA101 Carbon Monoxide Do It Yourself Test Kit N/A

PRO-LAB Incorporated CA101 Carbon Monoxide Do It Yourself Test Kit Carbon Monoxide is a colorless, lethal gas produced in normal amounts whenever you use an appliance which that a combustible fuel such as gas, oil, kerosene, charcoal and wood. When... more

$13.99

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Carbon Monoxide Alarm, Kidde, KN-COB-IC

Carbon Monoxide Alarm, Kidde, KN-COB-IC

Carbon Monoxide Alarm, Detection Method Electrochemical, Up to 24 Units Interconnection Capability, Power Source 120VAC, 9V, Audible Alert 85dB @ 10 ft., Horn, Visual Alert Red LED, Diameter 5-3/4 In., Height 1-3/4 In., Width -, Digital Readout No,... more

$38.75

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Kidde 10 Year Kitchen Smoke & Carbon Monoxide Detector - 1092-0718

Kidde 10 Year Kitchen Smoke & Carbon Monoxide Detector - 1092-0718

Dimensions: 1.6L x 5.22W x 1.6H in.. Features a white finish. Provides photoelectric smoke detection. Alarm chirps when lifespan of the unit is getting low. Suitable for a wall or ceiling mount. Features a silence button. Lifespan of 10 years. The... more

$47.94

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First Alert OneLink Enabled Smoke and Carbon Monoxide Alarm SC0501CN-3ST

First Alert OneLink Enabled Smoke and Carbon Monoxide Alarm SC0501CN-3ST

First Alert OneLink Enabled Smoke and Carbon Monoxide Alarm Features: -Smoke and carbon monoxide alarm.-Talking combination alarm with programmable location.-OneLink alarm protects family from two deadly threats including smoke and carbon monoxide.-All... more

$95.99 $85.99

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SMOKE AND CO ALARM WORRY FREE COMBO

SMOKE AND CO ALARM WORRY FREE COMBO

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Sleep better with the Kidde P3010K-CO Smoke and Carbon Monoxide Alarm. It benefits the millions of Americans who rely on continuous battery-powered smoke and fire detection in their homes. This alarm is powered by a sealed, long-life lithium battery... more

$43.97

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Kidde i12010SCO Smoke and Carbon Monoxide Alarm

Kidde i12010SCO Smoke and Carbon Monoxide Alarm

The Kidde i12010SCO is a combination smoke and carbon Monoxide unit with 10 year sealed battery back up. This unit has a voice alert, hush feature and interconnect able with 24 devices 18 of which can be initiating. more

$40.28

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Kidde 21010071 Kitchen Smoke or Carbon Monoxide Alarm, Lithium Battery

Kidde 21010071 Kitchen Smoke or Carbon Monoxide Alarm, Lithium Battery

Make personal safety your priority with this durable combination smoke and carbon monoxide alarm, with a ten - year product life. This unit comes equipped with a sealed - in lithium power supply that lasts the entire ten - year life of the alarm and... more

$88.71 $62.84

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USI Electric MCN108 Hardwired 2-in-1 Carbon Monoxide and Natural Gas Smart Alarm with Battery Backup

USI Electric MCN108 Hardwired 2-in-1 Carbon Monoxide and Natural Gas Smart Alarm with Battery Backup

The USI Electric MCN108 Hardwired Carbon Monoxide and Natural Gas Smart Alarm is a 2-in-1 device that provides double the protection with a single installation. This dual-sensing alarm protects against two deadly household threats: carbon monoxide and... more

$34.80

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Kidde KN-COEG-3 Nighthawk Plug-In Carbon Monoxide and Explosive Gas Alarm with Battery Backup

Kidde KN-COEG-3 Nighthawk Plug-In Carbon Monoxide and Explosive Gas Alarm with Battery Backup

Kidde KN-COEG-3 Nighthawk Plug-In Carbon Monoxide and Explosive Gas Alarm with Battery Backup more

$49.88

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Nest Protect Smoke and Carbon Monoxide Alarm, Protect Your Home From Fire and Gas Leaks, Even When You're Away, Battery Powered (Second Generation)

Nest Protect Smoke and Carbon Monoxide Alarm, Protect Your Home From Fire and Gas Leaks, Even When You're Away, Battery Powered (Second Generation)

It’s time to expect more from your smoke alarm. Nest Protect has been redesigned from the inside out. It has a Split-Spectrum Sensor, tests itself automatically and lasts up to a decade. It’s also the first home alarm you can hush from your phone... more

$119.00

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First Alert BRK SC7010B Hardwire Combination Smoke and Carbon Monoxide Alarm with Battery Backup

First Alert BRK SC7010B Hardwire Combination Smoke and Carbon Monoxide Alarm with Battery Backup

The First Alert BRK SC7010B hardwire combination smoke and carbon monoxide alarm with battery backup is a hardwire 120V single or multiple station smoke and CO alarm designed for residential home use and institutional locations such as hospitals,... more

$46.45

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Universal Security Instruments MIC1509S Hardwired 3-in-1 Universal Smoke Sensing Carbon Monoxide Combination Alarrm with 10 Year Sealed Battery Backup

Universal Security Instruments MIC1509S Hardwired 3-in-1 Universal Smoke Sensing Carbon Monoxide Combination Alarrm with 10 Year Sealed Battery Backup

Universal Security Instruments MIC1509S 3-in-1 Universal Smoke Sensing Carbon Monoxide Combination Alarrm with 10 Year Sealed Battery. Available December 15, 2014. more

$37.94

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Kidde KN-COSM-IBA Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup and Voice Warning, Interconnectable

Kidde KN-COSM-IBA Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup and Voice Warning, Interconnectable

This combination smoke/CO alarm features an 85dB horn and voice that announces "Fire", "Carbon Monoxide", and "Low Battery" warnings when detected. It can also interface with other Kidde interconnectable alarms.• Meets NFPA 72 standards Smoke and... more

$38.73

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First Alert PC900 Battery-Operated Combination Photoelectric Smoke and Carbon Monoxide Alarm

First Alert PC900 Battery-Operated Combination Photoelectric Smoke and Carbon Monoxide Alarm

The First Alert PC900 Battery-Operated Combination Photoelectric Smoke and Carbon Monoxide Alarm packs premium detection capabilities into a sleek, compact design. For those who want a reliable detection system without hiring an electrician or worrying... more

$29.97

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