- Pack of 6 superior electrostatically charged air filters for protection of furnace and central air units
- MERV 10 rating: removes household dust, pollen, dander, lint, smoke, smog and certain bacteria
- Pleated media provides large surface area for more effective filtration while keeping airflow resistance low
- Each filter maintains efficiency for up to 90 days
- Compatible with HVAC systems requiring filters sized 20" x 25"