19 1/2" x 30" x 1" MERV 13 - Ultimate Allergen Reducing Pleated Air Filter - 6 Pack 17-5w 20" x 23" x 4"

20" x 23" x 4" MERV 11 - Pleated Air Filter - 6 Pack

Galvanized steel braces are secured to both the air entry and exit sides along with all four interior sides adhered to the filtration media to maintain filter integrity

Actual Dimensions: 23 3/8" x 23 3/8" x 3 3/4"

16 1/8" x 21" x 1" MERV 13 - Pleated Air Filter - 6 Pack

12" x 24" x 6" 95% With Header Rigid Filter

19 1/2" x 30" x 1" MERV 13 - Ultimate Allergen Reducing Pleated Air Filter - 6 Pack 17-5w 20" x 23" x 4"19 1 2" x 30" x 1" MERV 13 Pleated Air Filter 6 Pack Actual Dimensions: 19 1 2" x 30" 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