13" x 21 1/2" x 2" MERV 13 - Ultimate Allergen Reducing Pleated Air Filter - 6 Pack 2-inch-air-filter 18" x 18" x 4"

18" x 18" x 4" MERV 13 - Pleated Air Filter - 6 Pack

Actual Dimensions: 19 7/8" x 22 7/8" x 3 3/4"

12" x 20" x 4" MERV 13 - Pleated Air Filter - 6 Pack

16" x 25" x 2" MERV 4 - Residential Washable Air Filter - 1 Pack

Actual Dimensions: 19 3/4" x 21 3/4" x 3/4"

13" x 21 1/2" x 2" MERV 13 - Ultimate Allergen Reducing Pleated Air Filter - 6 Pack 2-inch-air-filter 18" x 18" x 4"13" x 21 1 2" x 2" MERV 13 Pleated Air Filter 6 Pack Actual Dimensions: 12 3 4" x 21 1 2" x 1 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