17 Adhesive sealant and caulking compound; Adhesive sealants for general use; Adhesive sealants for use in roofing; Polyurethane sealants; Rubber-based roofing sealants for recreational vehicles and trailers; Rubber sealant for caulking and adhesive purposes; Sealants for pavement joints; Silicone based sealants and adhesives; Silicone sealants; Waterproof sealants