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.
Filtrete Basic Air Filters capture large airborne particles. Available as pleated or flat panels, these non-electrostatic home air filters capture lint and household dust.
Standard grade furnace filter with a filtering medium of continuous filament spun glass. Offers maximum airflow and alleviates strain on equipment. Filters pollen, pet dander, dust/lint, and dust mites. For peak equipment protection and energy efficiency, filters should be changed monthly in periods of high use.