True Blue 112121 12×12 x 1 In. Fiberglass Air Filter, 30 Days – Quantity 12
True Blue 12″x12″x1″ Fiberglass MERV Rating 2 30 Day Filter. It is effective against pollen and dust/lint. This filter reduces dust and dirt buildup in air ducts, air conditioners and furnaces.
True Blue 110101 10×10 x 1 In. Fiberglass Air Filter, 30 Days – Quantity 12
True Blue 10x10x1″ Fiberglass MERV Rating 2 30 Day Filter is effective against pollen and dust/lint. It reduces dust and dirt buildup in air ducts, air conditioners and furnaces.