21 1/2" x 36 1/2" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack 29-125w 15 3/4" x 26 1/2"

15 3/4" x 26 1/2" x 1" MERV 13 - Pleated Air Filter - 6 Pack

20" x 25" x 4" MERV 8 - Premium Pleated Air Filter - 6 Pack

15 3/8" x 21 3/4" x 1" MERV 13 - Pleated Air Filter - 6 Pack

Actual Dimensions: 29 7/8" x 35 7/8" x 3 3/4"

21 1/2" x 23 5/16" x 2" MERV 13 - Pleated Air Filter - 6 Pack

21 1/2" x 36 1/2" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack 29-125w 15 3/4" x 26 1/2"21 1 2" x 36 1 2" x 1" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 21 1 2" x 36 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