6
Connector flanges of metal for fittings, Pressure reducers, Filters and Water treatment apparatus
7
Pressure-reducer filter combinations, back-flushable or non-back-flushable; Pressure-reducers for regulating the operating pressure in installations, including for industrial use; Safety valves [parts of machines], In particular for fluid systems, solar installations, drinking water heaters and heating installations, included in class 7; Motorised, automatic valves, operated by changes in pressure and hydraulically controlled, for fluid systems, solar installations, drinking water heaters and heating installations
9
Pressure measuring apparatus; Electric installations for the remote control of industrial operations in water-bearing pipeline installations; Boiler control instruments; Control apparatus [electric] for controlling and regulating devices for water treatment and/or detecting leaks and undesired flow conditions in water-bearing pipeline installations, including those controllable via a network or by means of remote control; measuring apparatus for use in installations for water treatment and/or detection of leaks and undesirable flow conditions in water pipeline systems; measuring instruments for the installation and inspection of installations for water treatment and/or detection of leaks and undesirable flow conditions in water pipeline systems; Physical apparatus and instruments for water treatment and/or for detecting leaks and undesired flow conditions in water-bearing pipeline installations; Central units [for data processing] for connecting and controlling devices for water treatment and/or detecting leaks and undesired flow conditions in water-bearing pipeline installations, and evaluating data transmitted from the devices; Monitoring apparatus [electric] for monitoring household installations against water losses; Magnet-controlled and thermostatically regulated valves for liquid systems, solar installations, drinking water heaters and heating installations; pressure regulators, namely differential pressure regulators; Dosage dispensers
11
Water softening installations; Water softening units; Water desalinating apparatus; Water desalinating apparatus; Automatic back-flushing apparatus for filters; Filters for drinking water, Unit heaters, Water distribution apparatus, Conduits for the delivery of water and Heating circuits; Devices for descaling drinking water; Ion exchange installations; Thermostatic water mixers for regulating hot-water temperature; Safety valves [plumbing fittings], for liquid systems, solar installations, drinking water heaters and heating installations, included in class 11; Combination valves for venting heating installations; Water level limiters being parts of hot water installations or heating installations; Quick-action aerators for venting and aerating closed hot water heating installations and fluid-filled installations; Thermal overflow valves for heating installations; Flue controls being parts of heating installations; Loading apparatus for filling hot water heating installations; System separators being parts of heating installations or water installations; Stop cocks for regulating water; Stop valves being safety apparatus for water apparatus; None of the aforesaid goods for irrigation systems in the field of horticulture and agriculture