by Mark Hansberger on July 5, 2011July 5, 2011 Using MERV To Choose An Air Filter? Why You Should When it comes time to choose an air filter for your air conditioner or heating system, guesswork is not an option. Understanding the implications of your filter’s Minimum Efficiency Reporting Value (MERV) can help you […]Read More Filed Under: Air Conditioning– Air Filters– Filtration– IAQ – Indoor Air Quality– MERV– Technicians Tagged With: air flow– airborne pollutants– Arizona– efficiency level– environmental protection agency– hepa air filter– high efficiency filters– hvac system– professional consultation– true hepa air– yuma area