21 3/8" x 21 5/8" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack MERV 8 -Pleated Air Filter:21 3/8" x 21 5/8" x 1" MERV 8 - Premium Pleated Air Filter 12" x 24" x 2"

12" x 24" x 2" MERV 4 - Residential Washable Air Filter - 1 Pack

12" x 16" x 2" MERV 8 - Premium Pleated Air Filter - 6 Pack

Actual Dimensions: 17" x 22" x 3/4

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

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

21 3/8" x 21 5/8" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack MERV 8 -Pleated Air Filter:21 3/8" x 21 5/8" x 1" MERV 8 - Premium Pleated Air Filter 12" x 24" x 2"21 3 8" x 21 5 8" x 1" MERV 8 Premium Pleated Air Filter 6 Pack Actual Dimensions: 21 3 8" x 21 5 8" 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