Accumulair Platinum MERV 11 Filter - 21x21x1 (20 1/2 x 20 1/2)
21x21x1 (20 1/2 x 20 1/2)
- APR 1550 Rating What is APR?
- MERV 11 Efficiency What is MERV?
- Electrostatic charge captures airborne allergens SMALLER THAN 1 micron including fine dust, smoke, dander, mold, pet dander and dust mites.
- Uniform pleat shape enhances dust holding capacity and maximizes air flow.
- Up to 30-times more efficient at capturing allergens than ordinary fiberglass filters.
- Heavy duty construction frame prevents airflow bypass.
- Lasts UP TO 3 months.