8 7/8" x 33 5/8" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:8 7/8" x 33 5/8" x 1" MERV 6 - Fiberglass Air Filter 16 1/2" x 27 1/2"

16 1/2" x 27 1/2" x 1" MERV 13 - Pleated Air Filter - 6 Pack

18" x 20" x 2" MERV 11 - Pleated Air Filter - 6 Pack

Actual Dimensions: 15 3/4" x 28" x 3/4"

17 1/2" x 17 1/2" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack

8 7/8" x 33 5/8" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:8 7/8" x 33 5/8" x 1" MERV 6 - Fiberglass Air Filter 16 1/2" x 27 1/2"8 7 8" x 33 5 8" x 1" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 8 7 8" x 33 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 be