17 3/4" x 35 3/4" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:17 3/4" x 35 3/4" x 1" MERV 6 - Fiberglass Air Filter 12" x 25" x 1"

12" x 25" x 1" MERV 13 - Pleated Air Filter - 6 Pack

Actual Dimensions: 13 5/8" x 29 5/8" x 3/4"

Actual Dimensions: 7 3/4" x 13 3/4" x 3/4"

23 1/2" x 26 1/2" x 1" MERV 13 - Pleated Air Filter - 6 Pack

17 3/4" x 35 3/4" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:17 3/4" x 35 3/4" x 1" MERV 6 - Fiberglass Air Filter 12" x 25" x 1"17 3 4" x 35 3 4" x 1" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 17 3 4" x 35 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