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Cole-Parmer Extech Portable Indoor Air Quality CO2 Meter
Supplier: Cole-Parmer 8197390
![Encompass_Preferred](/content/dam/fishersci/glyphs/encompass_preferred.png)
Check air quality in schools, office buildings, greenhouses, and anywhere that high levels of carbon dioxide are generated. Features a maintenance-free NDIR (nondispersive infrared) CO2 sensor, user-programmable audible alarm, backlit LCD, and RS-232 interface. Meter calculates statistical weighted averages of TWA (8 hour time-weighted average) and STEL (15 minutes short term exposure limit).
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