18 1/2" x 24" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:18 1/2" x 24" x 1" MERV 6 - Fiberglass Air Filter 19 1/2" x 35 1/2"

19 1/2" x 35 1/2" x 1" MERV 11 - Pleated Air Filter - 6 Pack

9" x 33" x 1" MERV 13 - Pleated Air Filter - 6 Pack

28" x 34" x 1" MERV 11 - Pleated Air Filter - 6 Pack

16" x 36" x 2" MERV 6 - Fiberglass Air Filter - 6 Pack

18 1/2" x 24" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:18 1/2" x 24" x 1" MERV 6 - Fiberglass Air Filter 19 1/2" x 35 1/2"18 1 2" x 24" x 1" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 18 1 2" x 24" 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