Indoor Air Quality Topics in the Spotlight

In The Spotlight

Find information you need to improve your indoor air quality.

image of an air cleaner in a large room

Air Cleaners and Air Filters

Using a portable air cleaner and/or upgrading the air filter in your furnace or central heating, ventilation, and air-conditioning (HVAC) system can help to improve indoor air quality.

image of a smoke alarm

Carbon Monoxide

Carbon monoxide is an odorless, colorless and toxic gas. Because it is impossible to see, taste or smell the toxic fumes, CO can kill you before you are aware it is in your home. (Information available in 10 languages)

depiction of extreme heat with bright sun and with soaring temperature on a thermometer

Climate Change

Climate change may worsen indoor air quality, and it may also introduce new problems as the severity of adverse outdoor conditions change

Coronavirus

There are straightforward steps that can be taken to reduce the potential for airborne transmission of COVID-19.

Indoor Particulate Matter

Indoor PM is found in all indoor environments. It has the potential to exceed outdoor PM levels and can have negative impacts on human health. 

image - different types of air sensors

Air Sensor Technology and Indoor Air Quality

Air Sensor technology advances and increasing availability in the consumer marketplace are changing the landscape of indoor air quality management. 

Indoor Air Quality (IAQ)

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Last updated on February 27, 2025