21x21x4 (20.5x20.5x3.75) Accumulair Platinum Filter MERV 11

$22.04

AirFilters.com$22.04Buy

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From AirFilters.com

AccumulairA(R) Platinum MERV 11 Up to 30 times more efficient than ordinary fiberglass filters Pleated panel design enhances dust holding capacity and allows maximum airflow Super charged to attract airborne contaminants Lasts up to three months