18x18x4 MERV 13 High Capacity PleatActual Size: 18x18x4 $98.48 SKU: KGPS18A18A4A Back $98.48 Quantity -+ Add to Cart Details 18x18x4 MERV 13 High Capacity Pleat DetailsBackDetails18x18x4 MERV 13 High Capacity PleatSee MoreSee Less