What is the MERV rating in air purifiers? The HVAC industry sure loves their acronyms, don’t they?
You’ll definitely find several of them when shopping for HVAC appliances, especially air purifiers.
Air purifiers have become incredibly popular over the last several years thanks to their ability to freshen the air and limit the chances of health problems caused by indoor pollutants.
But what in heaven’s name is MERV rating?Read more