12 1/2" x 24 1/2" x 1" MERV 11 - Ultra Allergen Reducing Pleated Air Filter - 6 Pack MERV 11 - Pleated Air Filter:12 1/2" x 24 1/2" x 1" MERV 11 - Pleated Air Filter 29 3/4" x 29 3/4"

29 3/4" x 29 3/4" x 1" MERV 13 - Pleated Air Filter - 6 Pack

18" x 22" x 2" MERV 11 - Pleated Air Filter - 6 Pack

Actual Dimensions: 21 7/8" x 35 7/8" x 3 3/4"

25" x 25" x 2" Permanent Washable Air Filter - 1 Pack

For superior air filtration and efficiency

12 1/2" x 24 1/2" x 1" MERV 11 - Ultra Allergen Reducing Pleated Air Filter - 6 Pack MERV 11 - Pleated Air Filter:12 1/2" x 24 1/2" x 1" MERV 11 - Pleated Air Filter 29 3/4" x 29 3/4"12 1 2" x 24 1 2" x 1" MERV 11 Pleated Air Filter 6 Pack Actual Dimensions: 12 1 2" x 24 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,