09
Measuring, inspecting, control and regulating apparatus and
systems for heating, water heating, combined heating and
water heating, and ventilating apparatus, powered by
electricity, oil, gas, geothermal heat, solar power, ambient
air heat or renewable fuels, for solar collectors and pumps
and for parts for the aforesaid goods; data processing
equipment and installations; fuel cells; photovoltaic
collectors for electricity generation
11
Heating, water heating, combined heating and water heating,
and ventilating apparatus, thermal solar collectors,
including heat pumps and parts for the aforesaid goods,
powered by electricity, oil, gas, geothermal heat, solar
power, ambient air heat or renewable fuels; accessories and
spare parts for the afore-mentioned goods; room and building
heaters, instantaneous water heaters, storage water heaters,
circulation water heaters, air heaters, hot water tanks,
solar hot water tanks, circulation water heating apparatus,
instantaneous water heating apparatus, storage water heating
apparatus, water and air heaters, bath water and drinking
water heaters, wall-mounted boilers, tankless water heating
apparatus, tankless drinking water heaters, for central
and/or decentral heating and hot water supply, being in the
form of wall-mounted, floor-standing apparatus; apparatus
for installation, in particular wall installation, and
individual assemblies thereof, namely heat exchangers, not
parts of machines, heating boilers, burners, heat
accumulators; fireplaces and fireplace inserts
37
Assembly, installation and repair of heating, water heating,
combined heating and water heating, and ventilating
apparatus, solar collectors and pumps and parts for the
aforesaid goods, powered by electricity, oil, gas,
geothermal heat, solar power, ambient air heat or renewable
fuels; consultancy relating to repair and maintenance of
apparatus and installations for heating and hot water
systems via call centres and hotlines, included in this
class
42
Technical design and planning of apparatus and installations
for heating and hot water systems, and consultancy related
thereto
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