Dust, pollen, smoke removal is how well a model cleared air of fine clay dust and cigarette smoke when operating at its highest speed. A model that scores well for dust removal should perform ...

But the filter thickness you use is dictated by the type of heating and cooling system(s) you have. The 5-inch-thick Lennox Healthy Climate CarbonClean 16 lasts about 12 months, while the 1-inch ...

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 ...