Cardinal Heating and Air Conditioning offers outstanding indoor air quality services and solutions to clients in Seattle, Kirkland, Bellevue, Mercer Island, Redmond, and WA area. We understand that indoor air quality is vital for comfort, as well as good health; therefore, we have been offering the most reliable installation, repair, and maintenance services in the region since 1991. With our state-of-the-art innovative Carrier products, managing air quality is made easier. The Infinity control from Carrier regulates the temperature, air quality, and humidity in your home. Contact us for an in-depth consultation, and give us a chance to show you why Cardinal Heating and Air Conditioning is the premier provider of air quality solutions.