What Are the Best Air Conditioner MERV Filters for Mold Spores?
Mold spores are tiny — most between 1 and 30 microns — but the damage they cause isn’t. At HVACKnowHow.com, we’ve tested HVAC filters across a wide range of MERV ratings in real homes dealing with mold concerns, humidity issues, and seasonal spore surges. Here’s what we’ve found: most homeowners either grab the cheapest filter … Read more