Environmental air pollution has been a public concern for many decades. However, the indoor pollution inside your home may be as threatening as the outside air. In fact, the EPA has rated poor indoor air quality as among the top five environmental threats that we face today. To improve your indoor air quality, you may want to consider setting up duct cleaning in Katy. To learn more about how indoor air quality can affect you and your loved ones, be sure to take a careful look at this informative video from NADCAHVAC.