CPV: 42000000 Industrial machinery, 42132000 Parts of taps and valves, 42140000 Gears, gearing and driving elements, 42390000 Parts of furnace burners, furnaces or ovens

CPV: 38421100 Water meters, 42130000 Taps, cocks, valves and similar appliances, 42132000 Parts of taps and valves, 44160000 Pipeline, piping, pipes, casing, tubing and related items, 44163000 Pipes and fittings, 44163240 Pipe joints, 44167100 Couplings

CPV: 33790000 Laboratory, hygienic or pharmaceutical glassware, 33793000 Laboratory glassware, 38000000 Laboratory, optical and precision equipments (excl. glasses), 38430000 Detection and analysis apparatus, 44612200 Gas tanks, 38519500 Laboratory microscope replacement bulbs, 38900000 Miscellaneous evaluation or testing instruments, 39180000 Laboratory furniture, 42131270 Plug valves, 42120000 Pumps and compressors, 42122000 Pumps, 42122130 Water pumps, 42122500 Laboratory pumps and accessories, 42130000 Taps, cocks, valves and similar appliances, 42131145 Check valves, 42131100 Valves defined by function, 42131120 Sluice valves, 42131140 Pressure-reducing, control, check or safety valves, 42131146 Non-return valves, 42131147 Safety valves, 42131148 Stop valves, 42131160 Hydrants, 42131210 Knife valves, 42131220 Penstock valves, 42131230 Gate valves, 42131240 Globe valves, 42131250 Needle valves, 42131260 Ball valves, 42131280 Butterfly valves, 42131390 Assemblies of valves, 42132000 Parts of taps and valves, 42132300 Valve parts, 42671100 Laboratory tool carriers, 44114220 Concrete pipes and fittings, 44160000 Pipeline, piping, pipes, casing, tubing and related items, 44162500 Drinking-water piping, 44163130 Sewer pipes, 44423730 Manhole frames, 44482200 Fire hydrants, 44611400 Storage tanks, 44611420 Sludge-storage tanks, 44611500 Water tanks, 44613000 Large containers, 44613400 Storage containers, 44613500 Water containers, 44613800 Containers for waste material