CO2 Monitoring Advances Air Quality and Energy Efficiency

Aug. 14, 2009
Buildings At the Moment, Helping Facilities Professionals Make Smarter Decisions

HVAC engineers have long known that monitoring carbon dioxide (CO2) is helpful in controlling indoor air quality; however, until recently, the practice was discouraged by the cost of the sensors and the efforts required to install, monitor, and calibrate them.

Today, CO2 monitoring is growing. With the advent of LEED, the increase in digital controls in buildings, and the wider availability of the sensors, CO2 monitoring is becoming standard practice. In part, this is because the control manufacturers can now link to sophisticated computer networks capable of managing every device in a building; in part, it’s because CO2 monitoring can also play a role in reducing energy costs. In some cases, it can even reduce equipment capital costs by reducing peak heating and cooling loads.

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