25" x 37" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:25" x 37" x 1" MERV 6 - Fiberglass Air Filter 17 3/8" x 23 3/8"

17 3/8" x 23 3/8" x 1" MERV 13 - Pleated Air Filter - 6 Pack

18 3/4" x 21 3/4" x 1" MERV 11 - Pleated Air Filter - 6 Pack

so it can provide a lifetime of dependable service

Actual Dimensions: 11 1/2" x 17 1/2" x 3/4"

17 1/2" x 22" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack

25" x 37" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:25" x 37" x 1" MERV 6 - Fiberglass Air Filter 17 3/8" x 23 3/8"25" x 37" x 1" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 25" x 37" 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 changed and