by Mark Hansberger on July 5, 2016July 31, 2016 HVAC Air Filter Ratings 101 If you want the best performance possible from your air conditioner this summer, look no further than the HVAC air filter you’re using. All forced-air HVAC systems use air filters to reduce the amount of […]Read More Filed Under: Air Filters– MERV Tagged With: air filter ratings– Arizona– HVAC air filter– indoor air quality– MERV– Yuma