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
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AirFilters.com | [show price] |
Yesterday when I was in the tavern I saw this 11.25x11.25x4 (Actual Size) AccumulairA (R) Platinum 4-Inch Filter (APR 1550), it looks surprising!