19 3/4" x 19 3/4" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:19 3/4" x 19 3/4" x 1" MERV 6 - Fiberglass Air Filter Actual Dimensions: 17 1/2" x

Actual Dimensions: 17 1/2" x 21" x 3/4"

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

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

19" x 19" x 1" MERV 11 - Pleated Air Filter - 6 Pack

19 3/4" x 19 3/4" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:19 3/4" x 19 3/4" x 1" MERV 6 - Fiberglass Air Filter Actual Dimensions: 17 1/2" x19 3 4" x 19 3 4" x 1" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 19 3 4" x 19 3 4" 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