What You Need to Know About Indoor Air Quality08/08/2016 Most people understand how detrimental outdoor air pollution like car emissions can be, but they don’t realize that the air inside the average living space often is more polluted—contingent on actual conditions, it can be up to five times more. Things have become so dangerous, the EPA has indoor air pollution ranked as a top five environmental danger. Mold, pollen, pet dander, radon and even formaldehyde are commonly found indoors. Since Americans spend an average of 90% of their time indoors, good indoor air quality is vital for good health, no matter if it’s in our homes or our workplaces. To help handle this pollution and improve our indoor air quality, we can take multiple measures. But first, we must to grasp some lingo often used to discuss indoor air quality. HEPA HEPA is a term many people have heard or seen, but did you realize it stands for “high-efficiency particulate air” or “high-efficiency particulate arrestance”? HEPA filtration systems are designed—and certified—to trap at least 99.97% of .3-micron particles (less than the diameter of a human hair) from the air that filters through the system. This drastically 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 metrics ranging from 1–16, you should look for a top rating that specifies the filter will destroy more contaminants and allergens from your air without confining the airflow of your home comfort system. Ask us which MERV-rated filter will work best for your home. At Rapids Sheet Metal Works Inc, we can help you understand the importance of indoor air quality and help you work on breathing the best air possible. After all, the normal adult inhales about 11,000 liters of air each day. Give us a call at 715-421-5555 if you have any questions or concerns about your home comfort system or schedule an appointment with us online.