Insulation and barrier articles and materials, namely laminated vapor barriers, building insulation; seals, sealants and fillers, namely non-metal seals for plastics pipe connections; flexible pipes, tubes, hoses, and fittings therefor, namely non metal flexible pipes and valves of rubber or vulcanised fibre, non metallic; flexible pipes, tubes, hoses and fitting therefor, and fittings for rigid pipes, all non metallic, namely, non-metallic flexible pipes and tubes, non-metal fittings for rig...