21.00x21.00x1 MERV 9 Standard Capacity PleatActual Size: 21.00x21.00x1 $27.04 SKU: KSCS21B21B1A Back $27.04 Quantity -+ Add to Cart Details 21.00x21.00x1 MERV 9 Standard Capacity Pleat DetailsBackDetails21.00x21.00x1 MERV 9 Standard Capacity PleatSee MoreSee Less