Air Filters & Filter Media – 12x24x4 in, MERV: 13, 1968 cfm Air Flow, Synthetic Material | 0213-12244

0213-12244 MERV 13 PLEAT 12X24X4 Electrostatically charged synthetic media Designed for longer service life Up to 30% more efficient that typical fiberglass panel filters High dust hold capacity Moisture resistant