17 1/4" x 21 1/4" x 1" MERV 13 - Ultimate Allergen Reducing Pleated Air Filter - 6 Pack MERV 13 - Pleated Air Filter:17 1/4" x 21 1/4" x 1" MERV 13 - Pleated Air Filter 12" x 18" x 1"

12" x 18" x 1" MERV 11 - Pleated Air Filter - 6 Pack

12" x 24" x 6" 95% No Header Rigid Filter - 1 Pack

18" x 22" x 2" MERV 11 - Pleated Air Filter - 6 Pack

Actual Dimensions: 11 7/8" x 35 7/8" x 3 3/4"

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

17 1/4" x 21 1/4" x 1" MERV 13 - Ultimate Allergen Reducing Pleated Air Filter - 6 Pack MERV 13 - Pleated Air Filter:17 1/4" x 21 1/4" x 1" MERV 13 - Pleated Air Filter 12" x 18" x 1"17 1 4" x 21 1 4" x 1" MERV 13 Pleated Air Filter 6 Pack Actual Dimensions: 17 1 4" x 21 1 4" 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