True Blue 122221 22×22 x 1 In. Fiberglass Air Filter, 30 Days – Quantity 12
This filter reduces dust and dirt buildup in air ducts, air conditioners and furnaces.
True Blue 124361 24×36 x 1 In. Fiberglass Air Filter, 30 Days – Quantity 12
24x36x1 True Blue Fiberglass MERV Rating 2, 30 Day Filter is Effective Against Pollen and Dust/Lint. This filter reduces dust and dirt buildup in air ducts, air conditioners and furnaces.
True Blue 124241 24×24 x 1 In. Fiberglass Air Filter, 30 Days – Quantity 12
True Blue 24″x24″x1″ 30 Day Fiberglass Air Filter. It is effective against pollen and dust/lint. This filter reduces dust and dirt buildup in air ducts, air conditioners and furnaces.