True Blue FS1200022251 20" x 22-1/4" x 1" Flat Panel Spun Fiberglass Disposable Furnace Air Filter MERV 2 - Quantity of 12

Fiberglass Air Filter, 30 Day Filter, MERV 2, Effective Against Pollen & Dust / Lint, This Filter Reduces Dust & Dirt Buildup In Air Ducts, Air Conditioners & Furnaces, Low Airflow Resistance, Keeps Equipment Clean For Efficient Operation, Easy To Use, Ready To Use, Made In USA