17 1/2" x 20 1/2" x 1" MERV 13 - Ultimate Allergen Reducing Pleated Air Filter - 6 Pack MERV 13 - Pleated Air Filter:17 1/2" x 20 1/2" x 1" MERV 13 - Pleated Air Filter 17 3/8" x 29 3/8"

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

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

Actual Dimensions: 23 1/2" x 23 1/2" x 3/4"

24" x 24" x 6" 85% No Header Rigid Filter

17 1/2" x 20 1/2" x 1" MERV 13 - Ultimate Allergen Reducing Pleated Air Filter - 6 Pack MERV 13 - Pleated Air Filter:17 1/2" x 20 1/2" x 1" MERV 13 - Pleated Air Filter 17 3/8" x 29 3/8"17 1 2" x 20 1 2" x 1" MERV 13 Pleated Air Filter 6 Pack Actual Dimensions: 17 1 2" x 20 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