Stay ahead of indoor air issues with the CAFU D9H Air Quality Detector, your reliable monitor for CO2, PM2.5, TVOC, and humidity in any room.
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Real-time CO2 readings from 400 to 4000 ppm help you instantly optimize ventilation and maintain comfortable, productive spaces, reducing fatigue.
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PM2.5 tracking lets you assess particle pollution, verify filter performance, set thresholds, and breathe easier in every room.
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TVOC detection alerts you to volatile chemicals from paints, cleaners, and furnishings, so you can ventilate or remove sources for safer environments.
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Humidity monitoring supports ideal climate control and mold prevention, helping protect your home's structure and your health.
