Non-metal fittings for flexible pipes, namely, pipe sockets and pipe connectors not of metal for use in heating, refrigeration and ventilation installations, heating engineering, domestic and plumbing engineering, process engineering, the chemical and petrochemical industries, the steel, metallurgical and glass industries, the mining industries, the power station industry, conventional power stations and nuclear power stations, the food processing industry, prime movers and processing machines, land vehicles and for use in ships as covered by this class; non-metal welding collars; non-metal flanges; non-metal flexible pipes, non-metal flexible pipelines and non-metal moldable jointing components for use in heating, refrigeration and ventilation installations, heating engineering, domestic and plumbing engineering, in particular for gas, air, vapour and liquids, process engineering, the chemical and petrochemical industries, the steel, metallurgical and glass industries, the mining industries, the power station industry, conventional power stations and nuclear power stations, the food processing industry, for prime movers and processing machines, for land vehicles and for use in ships as covered by this class

Non-metal rigid drain pipes; rigid branch pipes, not of metal; non-metal rigid pressure pipes for use as components; rigid pipes for construction work, not of metal; building materials entirely or predominantly made of non-metallic materials, namely, fittings and mouldings, in particular connection, transition, reduction and closure pieces for pipes; parts of all the aforementioned goods, namely, non-metal pipe fittings