22 1/2" x 25" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack 21-375l 16" x 36" x 1"

16" x 36" x 1" Permanent Washable Air Filter - 1 Pack

21 1/2" x 23 1/4" x 1" MERV 11 - Pleated Air Filter - 6 Pack

22 1/2" x 22 1/2" x 1" MERV 13 - Pleated Air Filter - 6 Pack

21 1/2" x 27 1/2" x 1" MERV 6 - Fiberglass Air Filter - 6 Pack

19 1/8" x 19 3/8" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack

22 1/2" x 25" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack 21-375l 16" x 36" x 1"22 1 2" x 25" x 1" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 22 1 2" x 25" x 3 4" This filter is constructed using a MERV 6, fiberglass media with a downstream scrim and encased in the same partially recycled cardboard frame as pleated air filters. Unlike disposable filters made with sharp metal, these will not cut your hands and feature a low pressure drop and high level of filtration. Each filter lasts up to 1 month and should be