7 7/8" x 13 7/8" x 1" MERV 11 - Ultra Allergen Reducing Pleated Air Filter - 6 Pack MERV 11 - Pleated Air Filter:7 7/8" x 13 7/8" x 1" MERV 11 - Pleated Air Filter Actual Dimensions: 20" x 21

Actual Dimensions: 20" x 21 1/4" x 3/4"

15" x 36" x 2" MERV 13 - Pleated Air Filter - 6 Pack

Actual Dimensions: 19 7/8" x 21 3/8" x 3/4"

17" x 21 1/2" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack

7 7/8" x 13 7/8" x 1" MERV 11 - Ultra Allergen Reducing Pleated Air Filter - 6 Pack MERV 11 - Pleated Air Filter:7 7/8" x 13 7/8" x 1" MERV 11 - Pleated Air Filter Actual Dimensions: 20" x 217 7 8" x 13 7 8" x 1" MERV 11 Pleated Air Filter 6 Pack Actual Dimensions: 7 7 8" x 13 7 8" 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,