20 1/2" x 26" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:20 1/2" x 26" x 1" MERV 6 - Fiberglass Air Filter Actual Dimensions: 13 7/8" x

Actual Dimensions: 13 7/8" x 17 7/8" x 1 3/4"

10" x 18" x 1" Permanent Washable Air Filter - 1 Pack

19 3/4" x 21 1/4" x 1" MERV 13 - Pleated Air Filter - 6 Pack

16" x 27" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack

Actual Dimensions: 19 1/8" x 23 1/2" x 3/4"

20 1/2" x 26" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:20 1/2" x 26" x 1" MERV 6 - Fiberglass Air Filter Actual Dimensions: 13 7/8" x20 1 2" x 26" x 1" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 20 1 2" x 26" 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