Measuring, signaling, and checking apparatus and instruments, namely, detectors for flux, heat, and pressure of steam and water, pressure measuring apparatus for the pressure of steam and water, fluid measuring and control apparatus, namely, thermometers not for medical purposes, thermostats, calorimeters, water level indicators, water meters, namely, domestic and commercial water meters, and water counters; electrotechnical apparatus, namely, control and regulating apparatus for control and regulation of flux, heat, and pressure of steam and water, thermal energy meters for measuring, controlling, or regulating flux, heat, or pressure of steam and water, transmitters and receivers for electronic signals for measuring, signaling, and controlling of flux, heat, and pressure of steam and water; parts and components for all the aforesaid goods; computer software for the measurement, regulation, and control of the flux, heat, and pressure of steam and water

Heating, bathing, and water conducting apparatus and installations, and sanitary apparatus and installations, namely, water heaters, steam generating installations, steam accumulators, flushing valves for water control and regulation, pressure water tanks, pipe aerators for water conducting apparatus and installations, water-filtering apparatus, gas boilers, steam boilers, heating boilers, heating elements, and heating apparatus, namely, hot air ovens; plumbing, sanitary, and water fittings, namely, outlet valves, connector valves, safety valves, shut-off valves, free-flow valves, piston valves, sliding stem valves, plumbing mixer tapes, pipeline cocks, backflow preventers, spin manifolds for water control and regulation, system-adapter valves, valve manifolds for plumbing and water regulation, circulation valves; connecting plumbing fittings being parts of water pipes and heating radiators; threaded plumbing fittings for sanitary pipes; radiator caps and valves; water-filtering apparatus; valves, sliding valves and tap faucets of metal and plastic for liquid media for plumbing; flushing valves for sanitary apparatus and devices; pressure water tanks; pipe aerators for water conducting apparatus and installations; filters for apparatus and installations involving steam and water; pipes being parts of heating boilers and sanitary installations, coils being parts for heating installations; thermostatic valves as parts of heating installations; parts and components for all the aforesaid goods

Installation and repair of heating, water conducting and irrigation installations, namely, commissioning, installation, repair, cleaning and maintenance of measuring, signaling and checking apparatus and instruments, namely, detectors, pressure measuring apparatus, fluid measuring and control apparatus, thermometers not for medical purposes, thermostats, calorimeters, water level indicators, water meters, namely, domestic and commercial water meters, counters, meters, electrotechnical apparatus, namely, control and regulating apparatus, thermal energy meters, transmitters and receivers for electronic signals, heating, bathing and water conducting apparatus and installations, and sanitary apparatus and installations, fittings, sanitary and water fittings, in particular outlet valves, connector valves, combination fittings, safety valves, shut-off fittings, free-flow valves, piston valves, sliding stem valves, mixer tapes for water pipes, pipeline cocks, backflow preventers, spin manifolds, system-adapter valves, valve manifolds, distribution stations, pre-wall systems for sanitary installations, circulation valves, connecting fittings for water meters, water pipes and radiators, threaded fittings for sanitary pipes, radiator caps and valves, regulating and safety accessories for water pipes and water apparatus, water filtering apparatus, water dispensing apparatus, feed water aerators, valves, sliding valves and taps of metal and plastic for liquid media, flushing valves, pressure water tanks, pipe aerators, filters being parts for household or industrial installations, pipes being parts of sanitary installations, namely, pipes for heating boilers, coils being parts for heating installations, thermostat valves being parts for heating installations; plumbing

Scientific consultancy relating to the conservation of energy, namely, in the fields of heating, ventilation, air conditioning, and water heating; engineering consulting services in the fields of heating, ventilation, air conditioning, water heating, sanitation engineering, and energy conservation; calibration, namely, of measuring, signaling, and monitoring apparatus and instruments in related to heating, ventilation, air conditioning, water heating, and sanitation devices; technical consultancy and technical project studies with regard to new product design for measuring, signaling and checking apparatus and instruments, including detectors, pressure measuring apparatus, fluid measuring and control apparatus, thermometers not for medical purposes, thermostats, calorimeters, water level indicators, water meters, including domestic water meters, counters, meters, electrotechnical apparatus, namely, control and regulating apparatus, thermal energy meters, transmitters and receivers for electronic signals, heating, bathing and water conducting apparatus and installations, and sanitary apparatus and installations, fittings, sanitary and water fittings, in particular outlet valves, connector valves, combination fittings, safety valves, shut-off fittings, free-flow valves, piston valves, sliding stem valves, mixer tapes for water pipes, pipeline cocks, backflow preventers, spin manifolds, system-adapter valves, valve manifolds, distribution stations, pre-wall systems for sanitary installations, circulation valves, connecting fittings for water meters, water pipes and radiators, threaded fittings for sanitary pipes, radiator caps and valves, regulating and safety accessories for water pipes and water apparatus, water filtering apparatus, water dispensing apparatus, feed water aerators, valves, sliding valves and taps of metal and plastic for liquid media, flushing valves, pressure water tanks, pipe aerators, filters being parts for household or industrial installations, pipes being parts of sanitary installations, in particular pipes for heating boilers, coils being parts for heating installations, thermostat valves being parts for heating installations) computer software design and updating; installation, maintenance, repair and servicing of computer software