20" x 36" x 4" MERV 8 - Premium Pleated Air Filter - 6 Pack MERV 8 -Pleated Air Filter:20" x 36" x 4" MERV 8 - Premium Pleated Air Filter 20" x 20" x 2"

20" x 20" x 2" MERV 13 - Pleated Air Filter - 6 Pack

20" x 30" x 1" MERV 13 - Pleated Air Filter - 6 Pack

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

MERV 11 - Pleated Air Filter - Recommended for Pet Owners

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

20" x 36" x 4" MERV 8 - Premium Pleated Air Filter - 6 Pack MERV 8 -Pleated Air Filter:20" x 36" x 4" MERV 8 - Premium Pleated Air Filter 20" x 20" x 2"20" x 36" x 4" MERV 8 Premium Pleated Air Filter 6 Pack Actual Dimensions: 19 7 8" x 35 7 8" x 3 3 4" Filtration Group's pleated air filter is made of 100% Synthetic Media which will not promote mold or bacteria growth and has the following features: MERV 8 efficiency, UL Classified, LEED point certification, 100% recycled paperboard frame, low resistance to air flow minimizes energy costs, 100% synthetic media is moisture resistant, no electrostatic