US Home Filter SC40-14X25X2 MERV 8 Pleated Air Filter (6 Pack), 14" x 25" x 2" Actual size: 13-3/4" x 24-3/4" x 1-3/4" Merv 8 tested under ashram 52.2-2007 standards Ideal for normal air filtration and those with mild allergies Moisture resistant, heavy-duty frame Galvanized expanded metal backing