24" x 30" x 4" MERV 11 - Ultra Allergen Reducing Pleated Air Filter - 6 Pack MERV 11 - Pleated Air Filter:24" x 30" x 4" MERV 11 - Pleated Air Filter 7 3/4" x 13 3/4"

7 3/4" x 13 3/4" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack

21" x 23" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack

Easy to clean - simply backwash every month with cold water

Actual Dimensions: 12" x 18" x 3/4

Actual Dimensions: 19 1/2" x 25" x 3/4"

24" x 30" x 4" MERV 11 - Ultra Allergen Reducing Pleated Air Filter - 6 Pack MERV 11 - Pleated Air Filter:24" x 30" x 4" MERV 11 - Pleated Air Filter 7 3/4" x 13 3/4"24" x 30" x 4" MERV 11 Pleated Air Filter 6 Pack Actual Dimensions: 23 7 8" x 29 7 8" x 3 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