20x28x4 MERV 9 Standard Capacity PleatActual Size: 20x28x4 $83.12 SKU: KSCS20A28A4A Back $83.12 Quantity -+ Add to Cart Details 20x28x4 MERV 9 Standard Capacity Pleat DetailsBackDetails20x28x4 MERV 9 Standard Capacity PleatSee MoreSee Less