23 1/4" x 29 1/4" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack 27-5w 21 1/4" x 23 1/4"

21 1/4" x 23 1/4" x 4" MERV 8 - Premium Pleated Air Filter - 6 Pack

Actual Dimensions: 23 1/2" x 30" x 3/4"

Actual Dimensions: 21 1/2" x 23 3/8" x 3 3/4"

16 3/8" x 21 1/2" x 1" MERV 4 - Residential Washable Air Filter - 1 Pack

Actual Dimensions: 20" x 23" x 3/4

23 1/4" x 29 1/4" x 1" MERV 8 - Premium Pleated Air Filter - 6 Pack 27-5w 21 1/4" x 23 1/4"23 1 4" x 29 1 4" x 1" MERV 8 Premium Pleated Air Filter 6 Pack Actual Dimensions: 23 1 4" x 29 1 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