20 1/2" x 21 1/2" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack 19-625l 10" x 33" x 1"

10" x 33" x 1" MERV 11 - Pleated Air Filter - 6 Pack

17 1/2" x 23 1/4" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack

19 7/8" x 21 1/2" x 4" MERV 11 - Pleated Air Filter - 6 Pack

24" x 48" x 1" MERV 11 - Pleated Air Filter - 6 Pack

Actual Dimensions: 17 3/8" x 23 3/8" x 1 3/4"

20 1/2" x 21 1/2" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack 19-625l 10" x 33" x 1"20 1 2" x 21 1 2" x 1" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 20 1 2" x 21 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