13 5/8" x 29 5/8" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack 20-75l Actual Dimensions: 13 1/4" x

Actual Dimensions: 13 1/4" x 20" x 3/4"

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

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

19 1/2" x 22" x 1" MERV 6 - Fiberglass Air Filter - 6 Pack

12" x 32" x 1" MERV 6 - Fiberglass Air Filter - 6 Pack

13 5/8" x 29 5/8" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack 20-75l Actual Dimensions: 13 1/4" x13 5 8" x 29 5 8" x 1" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 13 5 8" x 29 5 8" 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