Sheaths for electric cables for protecting electricity conduits and optical waveguides; electricity conduits; protective sheaths for electrical cabling

Water distribution installations in the nature of pipework; sanitary installations, namely, pipes being parts of sanitary facilities; pipes and pipe couplings a parts of sanitary installations, for transporting drinking water as well as for heating installations; taps for pipes being parts of sanitary installations ; air-conditioning, air cooling and ventilation apparatus and instruments, and pipe couplings therefore, sold as a unit, coils as parts of distilling, heating or cooling installations

Flexible pipes and hoses not of metal; non-metallic couplings for pipes; couplings, not of metal, hoses and tubes, non-metal fittings for pipe; non-metallic couplings for pipes; pipe muffs, not of metal; sealing and insulating materials, non-metal seals for water pipe connections; insulating material, namely, metal foils and plastic tubular films, in particular for pipes and piping, as well as pipe linings, namely, foils of metal for insulating and plastic tubular films; protective flexible plastic tubing for electrical cabling; junctions, not of metal, for pipes; connectors in the nature of pipe fittings, not of metal, for single- and multilayer drainage pipes of plastic; pipe connections in the nature of pipe fittings made of plastic; pipe connectors in the nature of pipe fittings made of plastic

Materials not of metal, for building and construction, namely, rigid pipes, not of metal, for building; single- and multilayer drainage pipes of plastic; single- and multilayer rigid pipes made of plastic for construction purposes; gutter pipes, not of metal; branching pipes, not of metal; drain pipes, not of metal; penstock pipes, not of metal; non-metallic drainage pipes; plastic conduit for drainage of rainwater; non-metallic rainwater traps and covers in the nature of storm water management devices, namely, non-metal catchment basins in the nature of cisterns

Cable supports made of plastic in the nature of plastic cable clips, clamps and binding screws; clips made of plastic for cables; cable trunking of non-metallic materials, other than electric, namely, channels and raceways; clips, not of metal, for cables and pipes

Construction of pipelines, buildings; repair of sanitary installations; heating equipment installation and repair; installation of sanitary apparatus; installation of apparatus for heating