17 1/2" x 17 1/2" x 1" MERV 13 - Ultimate Allergen Reducing Pleated Air Filter - 6 Pack MERV 13 - Pleated Air Filter:17 1/2" x 17 1/2" x 1" MERV 13 - Pleated Air Filter 20" x 20" x 12"

20" x 20" x 12" 85% With Header Rigid Filter

19" x 19 1/2" x 1" MERV 13 - Pleated Air Filter - 6 Pack

30" x 36" x 2" MERV 11 - Pleated Air Filter - 6 Pack

Actual Dimensions: 19 1/8" x 19 3/4" x 3/4"

17 3/4" x 29 3/4" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack

17 1/2" x 17 1/2" x 1" MERV 13 - Ultimate Allergen Reducing Pleated Air Filter - 6 Pack MERV 13 - Pleated Air Filter:17 1/2" x 17 1/2" x 1" MERV 13 - Pleated Air Filter 20" x 20" x 12"17 1 2" x 17 1 2" x 1" MERV 13 Pleated Air Filter 6 Pack Actual Dimensions: 17 1 2" x 17 1 2" x 3 4" Filtration Group's High Capacity MERV 13 air filter is made of 100% Synthetic Media which will not promote mold or bacteria growth and has the following features: MERV 13 Efficiency, LEED compliant, High Efficiency in 2" depth, Advanced media incorporating both charged fibers and traditional mechanical principles, 100% recycled paperboard frame, Easy