21x22x2 (20.5 x 21.5 x 1.75) AccumulairA (R) Platinum 2-Inch Filter (APR 1550)
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
21x22x2 (20.5 x 21.5 x 1.75) AccumulairA (R) Platinum 2-Inch Filter (APR 1550) Review
Serious? Only 12.99 for the best furnace parts & accessories. I'm gonna buy same as well for my mother.