12 1/2" x 21 1/2" x 1" MERV 13 - Ultimate Allergen Reducing Pleated Air Filter - 6 Pack MERV 13 - Pleated Air Filter:12 1/2" x 21 1/2" x 1" MERV 13 - Pleated Air Filter Actual Dimensions: 15 3/4" x

Actual Dimensions: 15 3/4" x 28" x 3/4"

21 1/2" x 23 5/16" x 4" MERV 13 - Pleated Air Filter - 6 Pack

23 1/2" x 35 1/2" x 1" MERV 13 - Pleated Air Filter - 6 Pack

20" x 36" x 1" MERV 11 - Pleated Air Filter - 6 Pack

12 1/2" x 21 1/2" x 1" MERV 13 - Ultimate Allergen Reducing Pleated Air Filter - 6 Pack MERV 13 - Pleated Air Filter:12 1/2" x 21 1/2" x 1" MERV 13 - Pleated Air Filter Actual Dimensions: 15 3/4" x12 1 2" x 21 1 2" x 1" MERV 13 Pleated Air Filter 6 Pack Actual Dimensions: 12 1 2" x 21 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