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Precision Detection. Advanced Sensing Technology. Early Warning. Less Nuisance.

Upgrade to Precision Detection Technology 

First Alert's Precision Detection advanced sensing technology meets the latest industry standards requiring smoke alarms and combination smoke & carbon monoxide alarms to reduce nuisance alarms and detect smoke from synthetic materials. First Alert’s Precision Detection alarms provide advanced and reliable fire protection to help protect what matters most.

Help Protect Your Home & Family with First Alert

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Precision Detection Smoke Alarms

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Precision Detection 2-in-1 Smoke & CO Alarms

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Carbon Monoxide Alarms

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Fire Extinguishers

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Water Leak Detection

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Other Products

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Read More on the Safety Corner

What is Precision Detection?

Learn the benefits of First Alert's Precision Detection advanced sensing technology and change in smoke alarm industry standards.

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Carbon Monoxide Winter Safety Tips

Learn how to help keep your home and family safe from carbon monoxide poisoning during the winter season by following our 5 simple safety tips.

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Kitchen Fire Safety Do's and Don'ts

Discover essential kitchen fire safety tips to help prevent accidents and keep your family and home safe while cooking.

Is your smoke alarm beeping?

Is Your Smoke Alarm Beeping?

Learn what each type of chirp from your smoke alarm indicates and what action you need to take.

Community

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Partnerships

Learn more about First Alert's partnerships and community events.
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Safety Corner

Help keep your home and family safe with home safety tips for smoke, CO, escape planning and more.
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Legislation

Learn more about your states' smoke and carbon monoxide laws and legislation.