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.
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 high performance filters are effective at attracting and capturing 97% of large airborne allergens like pollen, mold spores, and dust mite debris. Captures microscopic allergens like dust, smoke and smog particles. Electrostatically charged filters. Includes a filter change reminder sticker. Lasts up to 12 months. Purple label.