21 1/2" x 34 1/2" x 1" MERV 11 - Ultra Allergen Reducing Pleated Air Filter - 6 Pack MERV 11 - Pleated Air Filter:21 1/2" x 34 1/2" x 1" MERV 11 - Pleated Air Filter 30" x 36" x 2"

30" x 36" x 2" MERV 11 - Pleated Air Filter - 6 Pack

20" x 34" x 4" MERV 13 - Pleated Air Filter - 6 Pack

22 1/2" x 24 1/2" x 1" MERV 13 - Pleated Air Filter - 6 Pack

19 3/8" x 23 3/8" x 1" MERV 11 - Pleated Air Filter - 6 Pack

Actual Dimensions: 24" x 32" x 3/4"

21 1/2" x 34 1/2" x 1" MERV 11 - Ultra Allergen Reducing Pleated Air Filter - 6 Pack MERV 11 - Pleated Air Filter:21 1/2" x 34 1/2" x 1" MERV 11 - Pleated Air Filter 30" x 36" x 2"21 1 2" x 34 1 2" x 1" MERV 11 Pleated Air Filter 6 Pack Actual Dimensions: 21 1 2" x 34 1 2" x 3 4" Filtration Group's High Capacity MERV 11 air filter is made of 100% Synthetic Media which will not promote mold or bacteria growth and has the following features: MERV 11 efficiency, UL Classified, LEED point certification, 100% recycled paperboard frame, low resistance to air flow minimizes energy costs, 100% synthetic media is moisture resistant,