We also calculate the annual costs of replacement filters, based on the manufacturers ... Refrigerating and Air-Conditioning Engineers). But 3M and Home Depot have developed their own ...

Are premium furnace filters worth the investment ... This set of three Dust Reduction Pleated MERV 8 Air Filters from Home Depot is $37.99, which equates to $12.66 per filter.

If they’re easier to find than the Filtrete filters, they’re a fine choice. And they’re far easier on HVAC systems than some other ubiquitous brands, including Home Depot’s HDX and Amazon ...

Running your furnace ... retailers use alternative scales, like Home Depot’s Air Filter Performance Rating (FPR) system or MPR (on 3M Filtrete air filters). But the MERV rating will also ...