11
Showers; Swimming pool chlorinating apparatus; Steam baths, saunas and spas; Spa baths [vessels]; Water purifying apparatus and machines; Steam facial apparatus [saunas]; Disinfectant apparatus; Saunas; Water purification installations; Sauna rocks; Sauna bath installations; Sauna apparatus; Spa pools; Hydromassage bath apparatus; Water filtering units; Filters for use with swimming pools; Spas [heated pools]; Facial saunas
37
Electric appliance installation and repair; Cleaning of water supply plumbing; Repair of sanitary installations; Application of coatings to swimming pools; Installation of pipe systems for conducting of liquids; Pipe installation services; Pipeline installation and repair; Building construction and repair; Hygienic cleansing [pools]; Maintenance and repair of pipeline systems; Installation of pipework systems; Services for the repair of heat exchangers; Beneath ground construction work relating to pipework; Installation of sanitary apparatus; Installation of pipe insulation; Advisory services relating to the installation of pumps; Construction of swimming pools; Swimming pool cleaning services; Repair of steam generating apparatus; Application of rendering to swimming pools; Construction services; Installation of water supply apparatus; Providing information relating to the repair and maintenance of furnaces; Repair of water purifying apparatus; Installation of water pipes; Information services relating to installation of security systems; Installation of plant; Installation of plumbing systems; Electrical installation services; Furnace installation and repair; Maintenance of automata; Maintenance and repair of pipelines; Repair or maintenance of water purifying apparatus for industrial purposes; Beneath ground construction work relating to plumbing; Maintenance of plumbing; Pump repair and maintenance; Plumbing maintenance advisory services
42
Water quality control services; Design services relating to the installation of sanitary fittings; Technical design services relating to heating installations; Designing of electrical systems; Monitoring of water quality; Construction drafting; Structural engineering services; Technical design and planning of heating installations; Technical design services relating to water supply installations; Technical design services relating to sanitary apparatus and installations; Design services relating to the installation of baths; Electrical engineering services