21 1/4" x 21 1/4" x 2" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:21 1/4" x 21 1/4" x 2" MERV 6 - Fiberglass Air Filter Actual Dimensions: 15" x 19"

Actual Dimensions: 15" x 19" x 3/4"

Actual Dimensions: 22 1/2" x 28" x 3/4"

12" x 36" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack

21 1/4" x 24" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack

12 1/2" x 24 1/4" x 1" MERV 13 - Pleated Air Filter - 6 Pack

21 1/4" x 21 1/4" x 2" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:21 1/4" x 21 1/4" x 2" MERV 6 - Fiberglass Air Filter Actual Dimensions: 15" x 19"21 1 4" x 21 1 4" x 2" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 21 1 4" x 21 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