AeroStar 12x24x2 Air Filter

The 12x24x2 Aerostar measures 11 3/8" x 23 3/8" x 1 3/4" - the 2-inch nominal depth means a longer service life than a standard 1-inch and noticeably lower static pressure across the filter, which is easier on your blower motor. Two-inch filters were standard in older residential systems and remain common in light commercial applications. The deeper pleats hold roughly twice the debris of a 1-inch equivalent before reaching the same pressure drop. MERV 8, 11, and 13 options cover the same reside