21" x 26" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack 16-25l 19 7/8" x 21 1/2"

19 7/8" x 21 1/2" x 2" MERV 6 - Fiberglass Air Filter - 6 Pack

Actual Dimensions: 15 7/8" x 20 7/8" x 3 3/4"

625" x 3/4

Actual Dimensions: 23 1/2" x 23 1/2" x 3/4"

21" x 26" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack 16-25l 19 7/8" x 21 1/2"21" x 26" x 1" MERV 8 Premium Pleated Air Filter 6 Pack Actual Dimensions: 21" x 26" 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 electrostatic charge,