11
Water filtration apparatus; water filtration installations; water filters; water purifying apparatus, machines and installations; waste water treatment tanks
19
Building and construction materials and elements, not of metal; drainage installations (Non-metallic -); road construction materials (Non-metallic -); non-metallic building materials for the removal of pollutants and contaminants from water
37
Installation and maintenance of water control systems and parts thereof
40
Water treatment; waste water treatment; providing information relating to water treatment
42
Engineering and related consultation services in the field of water management; engineering and related consultation services relating to the control, treatment, storage and distribution of water; technical analyses in the framework of water management; design and development of water control systems and parts thereof; technological consultancy relating to water control and selection of appropriate systems; computerised automation services; research and development aimed at new methods and techniques for improving the design, the control and the maintenance of water systems; engineering consultancy in the field of water management and water safety management, including consultancy in the field of design and development of measuring, control and checking (supervision) systems for the management of water systems, and for safety and risk analysis; advisory services relating to water efficiency; technological services relating to manufacture; quality control, checking, audits, testing and assessment of water management systems and solutions; provision of information relating to the aforementioned services