.

Extech CO100 Air Quality Carbon Dioxide Monitor

Product Price

$293.99 $238.71

Product Review Score

4.17 out of 5 stars

94 reviews

We found the best options for you

Loading...

When you order through these links, we may earn a commission at no additional cost to you.

Additional Product Details

  • Checks for Carbon Dioxide (CO2) concentrations
  • User-adjustable high/low alarms
  • Maintenance free NDIR (non-dispersive infrared) CO2 sensor
  • Indoor Air Quality displayed in ppm with Good (0 to 800ppm), Normal (800 to 1200ppm), Poor (>1200ppm) indication

Our Policies

Secure Checkout
Guaranteed safe & secure
Fast Shipping
Fast shipping to your doorstep
Airthings 322 Wave Enhance -Indoor Air Quality Monitor for CO2, VOC, Humidity, Temp, Pressure plus Noise & Light Sensors - Monitors Conditions for Sleep in Bedrooms & for Concentration in Home Offices

Airthings 322 Wave Enhance -Indoor Air Quality Mon...

Product Review Score

4.32 out of 5 stars

99 reviews

$149.99

Kidde Smart Carbon Monoxide Detector & Indoor Air Quality Monitor, Plug In Wall, WiFi, Alexa Compatible Device, Voice & App Alerts

Kidde Smart Carbon Monoxide Detector & Indoor Air...

Product Review Score

4.48 out of 5 stars

117 reviews

$39.99

Amazon Smart Air Quality Monitor – Know your air, Works with Alexa

Amazon Smart Air Quality Monitor – Know your air,...

Product Review Score

4.39 out of 5 stars

216 reviews

$49.99

NOYAFA 4 in 1 Indoor Air Quality Monitor, Portable Formaldehyde Detector Can DetectTVOC, HCHO, Formaldehyde, Humidity, Temperature, Multifunctional Air Quality Testerfor Home, School, Office

NOYAFA 4 in 1 Indoor Air Quality Monitor, Portable...

Product Review Score

4.95 out of 5 stars

170 reviews

$49.90 $37.99