23" x 29 1/2" x 1" MERV 11 - Ultra Allergen Reducing Pleated Air Filter - 6 Pack MERV 11 - Pleated Air Filter:23" x 29 1/2" x 1" MERV 11 - Pleated Air Filter 21 1/2" x 23 1/2"

21 1/2" x 23 1/2" x 1" MERV 6 - Fiberglass Air Filter - 6 Pack

28 1/2" x 29 1/2" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack

25" x 30" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack

15 3/8" x 25 1/2" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack

23" x 29 1/2" x 1" MERV 11 - Ultra Allergen Reducing Pleated Air Filter - 6 Pack MERV 11 - Pleated Air Filter:23" x 29 1/2" x 1" MERV 11 - Pleated Air Filter 21 1/2" x 23 1/2"23" x 29 1 2" x 1" MERV 11 Pleated Air Filter 6 Pack Actual Dimensions: 23" x 29 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, valuable