18" x 20" x 1" Commercial Washable Air Filter 23-375w 16" x 25" x 2"

16" x 25" x 2" Permanent Washable Air Filter - 1 Pack

14" x 36" x 1" MERV 6 - Fiberglass Air Filter - 6 Pack

30" x 30" x 4" MERV 11 - Pleated Air Filter - 6 Pack

20" x 20" x 6" 85% No Header Rigid Filter - 1 Pack

18" x 20" x 1" Commercial Washable Air Filter 23-375w 16" x 25" x 2"18" x 20" x 1" Permanent Washable Air Filter 1 Pack Actual Dimensions: 18" x 20" x 3 4 The washable type industrial grade filter is built to withstand frequent and moderate cleanings. An aluminum frame Filtration Group filter is the lightest weight filter in the industrial grade class. It is designed for use in commercial and industrial applications to filter air, grease and coolant mists, and it can be used either dry or coated with filter adhesive.