21 1/4" x 23 1/4" x 2" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:21 1/4" x 23 1/4" x 2" MERV 6 - Fiberglass Air Filter 22" x 26" x 1"

22" x 26" x 1" Permanent Washable Air Filter - 1 Pack

13" x 13" x 1" MERV 13 - Pleated Air Filter - 6 Pack

20" x 36" x 2" Permanent Washable Air Filter - 1 Pack

12 1/8" x 15" x 1" MERV 13 - Pleated Air Filter - 6 Pack

8" x 21" x 1" MERV 11 - Pleated Air Filter - 6 Pack

21 1/4" x 23 1/4" x 2" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:21 1/4" x 23 1/4" x 2" MERV 6 - Fiberglass Air Filter 22" x 26" x 1"21 1 4" x 23 1 4" x 2" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 21 1 4" x 23 1 4" x 1 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