27 1/2" x 27 1/2" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack 7-75l 9" x 11" x 1"

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

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

28" x 30" x 1" MERV 13 - Pleated Air Filter - 6 Pack

and it can be used either dry or coated with filter adhesive

27 1/2" x 27 1/2" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack 7-75l 9" x 11" x 1"27 1 2" x 27 1 2" x 1" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 27 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