Extech CO250 Portable Indoor Air Quality CO2 Meter
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By A Mystery Man Writer
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Product Description
![Extech CO250 Portable Indoor Air Quality CO2 Meter](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/813wC9l2k+L.jpg)
Extech CO210 Air Quality Carbon Dioxide Data Logger
![Extech CO250 Portable Indoor Air Quality CO2 Meter](https://cdn11.bigcommerce.com/s-8pfwh2omui/images/stencil/1280x1280/products/1598/3077/CO240__85432.1587598027.png?c=2)
Extech Portable Indoor AIR Quality Carbon Dioxide Meter - CO240
![Extech CO250 Portable Indoor Air Quality CO2 Meter](https://www.valuetesters.com/cdn-cgi/image/quality%3D85/assets/images/media/catalog/product/c/o/co100.jpg)
Extech CO100 Indoor Air Quality CO2 Monitor
![Extech CO250 Portable Indoor Air Quality CO2 Meter](https://www.flir.com/globalassets/imported-assets/image/co250_web.png)
Extech CO250: Portable Indoor Air Quality CO2
![Extech CO250 Portable Indoor Air Quality CO2 Meter](https://cdn11.bigcommerce.com/s-t6w6ouv/images/stencil/800x800/products/1267/1240/co100__31073.1453245560.jpg?c=2)
EXTECH CO100 Desktop Indoor Air Quality CO2 Monitor
![Extech CO250 Portable Indoor Air Quality CO2 Meter](https://cdn11.bigcommerce.com/s-t6w6ouv/images/stencil/800x800/products/1269/1242/co220__27627.1453245560.jpg?c=2)
EXTECH CO220 Desktop Indoor Air Quality CO2 Monitor
![Extech CO250 Portable Indoor Air Quality CO2 Meter](https://media.springernature.com/m685/springer-static/image/art%3A10.1186%2Fs44147-021-00027-7/MediaObjects/44147_2021_27_Fig2_HTML.png)
Improving the indoor air quality (IAQ) in naturally ventilated
![Extech CO250 Portable Indoor Air Quality CO2 Meter](https://www.aabtools.com/wp-content/uploads/EXT_FM300.jpg)
AABTools, EXTECH
The UEi AQM4 meter measures CO2 levels, CO levels, air temperature, dew point, wet bulb temperature and humidity. It is an ideal instrument for indoor air quality (IAQ) diagnosis. The portable AQM4 uses NDIR (non-dispersive infrared) technology for CO2 measurement to ensure reliability and long-term stability and it is useful in verifying HVAC/R systems performance and air ventilation control.
![Extech CO250 Portable Indoor Air Quality CO2 Meter](https://calright.com/wp-content/uploads/2018/03/AQM4.jpg)