21 1/2" x 27 1/2" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack MERV 8 -Pleated Air Filter:21 1/2" x 27 1/2" x 1" MERV 8 - Premium Pleated Air Filter 22" x 26" x 1"

22" x 26" x 1" Permanent Washable Air Filter - 1 Pack

Actual Dimensions: 15" x 20" x 3/4

Actual Dimensions: 14 7/8" x 35 7/8" x 3/4"

Actual Dimensions: 26" x 26" x 3/4"

Actual Dimensions: 20" x 24" x 1 3/4

21 1/2" x 27 1/2" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack MERV 8 -Pleated Air Filter:21 1/2" x 27 1/2" x 1" MERV 8 - Premium Pleated Air Filter 22" x 26" x 1"21 1 2" x 27 1 2" x 1" MERV 8 Premium Pleated Air Filter 6 Pack Actual Dimensions: 21 1 2" x 27 1 2" x 3 4" Filtration Group's pleated air filter is made of 100% Synthetic Media which will not promote mold or bacteria growth and has the following features: MERV 8 efficiency, UL Classified, LEED point certification, 100% recycled paperboard frame, low resistance to air flow minimizes energy costs, 100% synthetic media is moisture resistant, no