17 Non-metal gaskets, and seals for expansion compensation and vibration isolation; rubber valves; insulating coatings and linings; rubber and plastic expansion joints for piping and rigid ducting; non-metallic flexible hose; flexible fiberglass-reinforced plastic piping; flexible thermoplastic piping; industrial insulating paints and silicone-based sealants; piping insulation; polymer-based patching and sealing compounds for masonry and wood; non-metal sealing rings for use as connection seals in HVAC systems, furnaces, buildings, power generation systems, heating systems, heat exchangers, cooling systems, and steam-generating systems; sealing, insulating and laminating materials, namely, compounds and cements for adhesive sealing and insulation materials; heat insulating shields for insulating machinery; rubber and plastic heat insulators for use in HVAC systems, furnaces, buildings, power generation systems, heating systems, heat exchangers, cooling systems, and steam-generating systems; semi-worked synthetic plastic and resin composites as semi-finished products, not for textile purposes and not for packaging purposes, in the form of fibers, threads, bulk fibers, wadding, wool, felts, slivers, woven fabrics, knitted fabrics, and braidings consisting of rubber and plastic laminates