10055.011820 18 X 20 X 1 in. EZ Flow II Spun Fiberglass Disposable Furnace Filter - Pack of 12

Features 18 x 20 x 1 in. EZ Flow II Spun Fiberglass Disposable Furnace Filter.; Flat Panel, No Metal Media Retainers.; Up To MERV Rating 4, 30 Day Filter.; Effective Against Dust/Lint.; Pack of 12.; Dimension - 19.88 x 17.88 x 0.75 in.; Item Weight - 0.39 lbs.; .