23 1/2" x 29 3/4" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack MERV 8 -Pleated Air Filter:23 1/2" x 29 3/4" x 1" MERV 8 - Premium Pleated Air Filter 030" thick 3003 H-14 aluminum

030" thick 3003 H-14 aluminum frame to enclose the filter media pack

16 1/2" x 21 1/2" x 1" MERV 4 - Residential Washable Air Filter - 1 Pack

MERV 11 - Pleated Air Filter - Recommended for Pet Owners

21 1/2" x 23 5/16" x 1" MERV 6 - Fiberglass Air Filter - 6 Pack

24 1/2" x 31 1/2" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack

23 1/2" x 29 3/4" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack MERV 8 -Pleated Air Filter:23 1/2" x 29 3/4" x 1" MERV 8 - Premium Pleated Air Filter 030" thick 3003 H-14 aluminum23 1 2" x 29 3 4" x 1" MERV 8 Premium Pleated Air Filter 6 Pack Actual Dimensions: 23 1 2" x 29 3 4" x 3 4" Filtration Group's pleated air filter is made of 100% Synthetic Media which will not promote mold or bacteria growth and has the following features: MERV 8 efficiency, UL Classified, LEED point certification, 100% recycled paperboard frame, low resistance to air flow minimizes energy costs, 100% synthetic media is moisture resistant, no