Filtrete 20 in. W X 25 in. H X 4 in. D Pleated 11 MERV Pleated Allergen Air Filter 2 pk

Opt for a Filtrete Allergen Defense Air Filter to transform your central heating and cooling system into a whole-home air filtration operation. This no-nonsense filter helps capture varying sizes of particles, from the large (lint, pollen, dust and pet dander) to the microscopic (smoke and smog). Actual filter depth is 4.31".