11 1/2" x 19 1/2" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack 25-5w 27 1/2" x 29 1/2"

27 1/2" x 29 1/2" x 1" MERV 11 - Pleated Air Filter - 6 Pack

18" x 27" x 1" MERV 11 - Pleated Air Filter - 6 Pack

20" x 23" x 4" MERV 8 - Premium Pleated Air Filter - 6 Pack

17 1/2" x 35 1/2" x 1" MERV 11 - Pleated Air Filter - 6 Pack

Actual Dimensions: 28 5/8" x 28 5/8" x 3/4"

11 1/2" x 19 1/2" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack 25-5w 27 1/2" x 29 1/2"11 1 2" x 19 1 2" x 1" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 11 1 2" x 19 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