How Often Should You Change a Healthy Home Air Filter to Truly Maintain the MERV 13 Standard?
Once a MERV 13 filter loads up, it fails in two ways at the same time. The media catches less, and the blower starts pulling air around the gasket to find a clearer path. Your supply ducts then send the same unfiltered particles you bought the filter to catch right back into the room. Replace … Read more