18x21x2 MERV 8 Standard Capacity NOVA PleatActual Size: 18x21x2 $28.24 SKU: NSS18A21A2A Back $28.24 Quantity -+ Add to Cart Details 18x21x2 MERV 8 Standard Capacity NOVA Pleat DetailsBackDetails18x21x2 MERV 8 Standard Capacity NOVA PleatSee MoreSee Less