21 1/2" x 27 1/2" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack 26-75w 24" x 25" x 2"

24" x 25" x 2" MERV 13 - Pleated Air Filter - 6 Pack

23 3/4" x 23 3/4" x 1" MERV 11 - Pleated Air Filter - 6 Pack

22" x 26" x 4" MERV 11 - Pleated Air Filter - 6 Pack

14" x 36" x 1" MERV 4 - Residential Washable Air Filter - 1 Pack

21 1/2" x 27 1/2" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack 26-75w 24" x 25" x 2"21 1 2" x 27 1 2" x 1" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 21 1 2" x 27 1 2" 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