What You Need to Know About Indoor Air Quality08/08/2016 Many people understand how harmful outdoor air pollution like car emissions can be, but they don’t realize that the air inside the average house might be more polluted—reliant on actual situations, it can be up to five times more. Things have become so bad, the EPA has indoor air pollution tiered as a top five environmental danger. Mold, pollen, pet dander, radon and even formaldehyde are commonly found in homes. Since Americans spend about 90% of their time indoors, good indoor air quality is vital for great health, regardless if it’s in our homes or our workplaces. To help handle this pollution and increase our indoor air quality, we can take multiple measures. But first, we must to grasp some vernacular commonly used to discuss indoor air quality. HEPA HEPA is a term most people have heard or seen, but did you know it stands for “high-efficiency particulate air” or “high-efficiency particulate arrestance”? HEPA filtration systems are created—and certified—to confine at least 99.97% of .3-micron particles (less than the diameter of a human hair) from the air that moves through the system. This greatly increases your home’s indoor air quality when dust, pollen, mites and other contaminants are trapped. MERV Minimum efficiency reporting value or MERV refers to the effectiveness of an air filter. With ratings ranging from 1–16, you should look for a max rating that reveals the filter will filter more contaminants and allergens from your air without restricting the airflow of your home comfort system. Ask us which MERV-rated filter will work best for your home. At Air Pro Heating & Cooling LLC, we can help you understand the importance of indoor air quality and help you work on breathing the best air possible. After all, the average adult inhales about 11,000 liters of air each day. Give us a call at 360-571-5100 if you have any questions or concerns about your home comfort system or schedule an appointment with us online.