US Home Filter SC40-10X10X1-6 10x10x1 Merv 8 Pleated Air Filter (6-Pack), 10" x 10" x 1",Midwest Supply Inc,SC40-10X10X1-6" /> Actual size: 9-1/2 inch x 9-1/2 inch x 3/4 inch 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