by Mark Hansberger on May 6, 2014May 6, 2014 HEPA and MERV Filters With Lower Ratings: Which Is Best for Your HVAC Unit? When determining whether a high-efficiency particulate air (HEPA) filter or an air filter with a lower minimum efficiency reporting value (MERV) rating is right for your A/C, heat pump or furnace, you must evaluate two […]Read More Filed Under: Air Filters Tagged With: air conditioner– air purifier– allergies and asthma– Arizona– furnace– heat pump– HEPA and MERV filters– indoor air quality– Yuma
