1
Bacterial cultures
6
Pipes and water pipes of metal, flexible pipes, mainly of metal; Building materials, included in class 6
7
Pumps, heating and circulating pumps, pumps for sanitary purposes, service water pumps; Current generators; Wind power installations
9
Controllers; Photovoltaic installations, apparatus and instruments for control and regulating systems
11
Lighting apparatus; Apparatus for water supply and sanitary purposes; Water-pipe fittings of metal; Mixing valves being parts of sanitary installations, water supply and water outlet fittings with manual and automatic controls; Taps for washstands, bidets and sinks, taps for tubs and showers; Sanitary tubs and basins, bath tubs, shower trays, whirlpool tubs, urinals, bidets, shower systems and shower cubicles; Shower combinations, shower sets with attachments, multi-function shower cubicles; Preassembled multifunction showers; Showers and shower fittings, shower mounts, shower combinations, body showers, overhead showers, lateral-jet showers, flexible tubes for showers, spray nozzles and water jet aerators being parts of sanitary installations, showers and baths; Baths, massage baths, spa baths, whirlpools; Intake and outlet fittings for sanitary basins, washstands, sinks, bidets, bath tubs and shower trays; Installations for heating water, water and heat accumulators, heat pumps, solar installations, solar collectors, water treatment plants; Water purification installations; Water treatment and greywater purification equipment and apparatus, disinfectant apparatus, filter installations, filters, ultraviolet light treatment equipment (not for medical purposes)
17
Stoppers; Pipe connector parts, not of metal, included in class 17; Flexible tubes, mainly not of metal; Gaskets; Insulating materials; Plug-in couplings, non-metallic (included in class 17)
19
Pipes and water conduits, not of metal; Building materials (non-metallic)