What is the Difference Between Ionization and Photoelectric Smoke Alarms?

There are two main types of smoke alarms – ionization and photoelectric. Learning the difference can help you make the best choice for home or business.
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Ionization vs Photoelectric Smoke Detectors - EEWeb

What is the Difference Between Ionization and Photoelectric Smoke Alarms?

Ionization vs Photoelectric Smoke Detectors

Ionization vs. Photoelectric Smoke Alarms

While all smoke alarms are designed to detect smoke, different sensing technologies react differently to certain types of fires. The Fist Alert SA3210

First Alert Dual Sensor Photoelectric/Ionization Smoke and Fire Alarm with 10-Year Sealed Battery - SA3210 (1039842)

First Alert 1039842/SA3210 Smoke Alarm With Ionization & Photoelectric Sensors: Fire & Smoke Alarms & Accessories (029054019073-1)

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Smoke Alarm

Ionization vs. Photoelectric smoke alarms

Ionization vs Photoelectric Smoke Detectors

Ionization vs Photoelectric Smoke Detectors

Why Photoelectric Smoke Detectors are better?