For Air Conditioner, Furnace - Remove Mold Spores, Removes Mildew, Remove Bacteria, Remove Micro Organisms, Remove Allergens, Remove Dust, Remove Smoke, Remove Pet Dander, Remove Dust Mite - 21.5" Height x 23.3" Width x 1" Depth - 4 / Carton
- Supercharged material attracts particulates for clean, efficient airflow
- High-quality design provides 30 times more efficiency than ordinary filters
- Uniform pleat shape maximizes airflow for effective use up to 90 days
- Advanced construction prevents growth of microorganisms
- Perfect for reducing presence of dust, smoke, pet dander and more