US Home Filter SC40-15X20X2 MERV 8 Pleated Air Filter (Pack of 6), 15" x 20" x 2" Actual Size: 14-1/2" x 19-1/2" x 1-3/4" MERV 8 tested under ASHRAE 52.2-2007 standards Ideal for normal air filtration and those with mild allergies Moisture resistant, heavy-duty frame Galvanized expanded metal backing