18x27x4 MERV 13 High Capacity PleatActual Size: 18x27x4 $109.96 SKU: KGPS18A27A4A Back $109.96 Quantity -+ Add to Cart Details 18x27x4 MERV 13 High Capacity Pleat DetailsBackDetails18x27x4 MERV 13 High Capacity PleatSee MoreSee Less