Clean the air in your home and protect your HVAC system with one of these top-performing air filters from CR’s testsThicker filters do their job better and require less frequent replacement, but ...

Dust, pollen, smoke removal is how well a model cleared air of fine clay dust ... and clean or replace its filter(s). About Overall score for the 3M Filtrete Elite FAP-T03-A2 (Lowes) is mainly ...

to each filter, which was developed by ASHRAE (formerly the American Society of Heating, Refrigerating and Air-Conditioning Engineers). But 3M and Home Depot have developed their own ...