17 Commercial building insulating materials, namely, material used in connection with a weather retardant sealing systems, namely, waterproofing, insulating, caulking and sealing membranes made from fabrics, felts, rubber, resins, plastics, fiber glass, glass, and wools, sealants made from fabrics, felts, rubber, resins, plastics, fiber glass, glass, and wools; gummed strips used to install insulating material and sound proof insulation; and commercial building sound barriers made from fabrics, felts, rubber, resins, plastics, fiber glass, glass, and wools, all used as commercial building sealing materials comprising a weather retardant sealing system