Description
SIM Supply Dust Lint Furnace Filter Do it Best MERV 6 efficiency rated HVAC Heating Ventilation and Air Conditioning air filters are 5 times more effective than standard fiberglass filters. Protects furnace and central air equipment from household dust and lint. Effective for up to 60 days. Gray label. Do it Best MERV 6 efficiency rated HVAC Heating Ventilation and Air Conditioning air filters are 5 times more effective than standard fiberglass filters. Protects furnace and central air equipment from household dust and lint. Effective for up to 60 days. Gray label.