16.50x18.50x4 MERV 9 Standard Capacity PleatActual Size: 16.50x18.50x4 $52.40 SKU: KSCS16K18K4A Back $52.40 Quantity -+ Add to Cart Details 16.50x18.50x4 MERV 9 Standard Capacity Pleat DetailsBackDetails16.50x18.50x4 MERV 9 Standard Capacity PleatSee MoreSee Less