Key insights
- Number of heating unit manufacturing companies in Germany
- 18

Detailed statistics
Heating unit manufacturing companies in Germany 2006-2023
- Leading types of heating in German housing
- Gas, oil, district

Detailed statistics
Heating structure of the housing stock in Germany 2000-2024
- Leading heating system manufacturer in Germany
- Bosch Thermotechnik

Detailed statistics
Leading manufacturers of heating systems in Germany in 2023, by revenue
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Current statistics on this topic
Recommended statistics
Key industry figures
7
- Revenue of the sanitation and HVAC industries in Germany 2012-2025
- Heating unit manufacturing revenue in Germany 2006-2022
- Number of sanitation and HVAC trade employees in Germany 2004-2024
- Number of sanitation and HVAC trade apprentices in Germany 2003-2023
- Heating unit manufacturing employees in Germany 2006-2022
- Number of sanitation and HVAC trade companies in Germany 2004-2024
- Heating unit manufacturing companies in Germany 2006-2023
Key industry figures
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Revenue of the sanitation and HVAC industries in Germany 2012-2025

Revenue of the sanitation and HVAC industries in Germany 2012-2025
Revenue of the heating, ventilation, air conditioning (HVAC), and sanitation industries in Germany from 2012 to 2025 (in billion euros)
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Heating unit manufacturing revenue in Germany 2006-2022

Heating unit manufacturing revenue in Germany 2006-2022
Revenue from heating unit manufacturing in Germany from 2006 to 2022 (in billion euros)
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Number of sanitation and HVAC trade employees in Germany 2004-2024

Number of sanitation and HVAC trade employees in Germany 2004-2024
Number of employees in the sanitation, and heating, ventilation, air conditioning (HVAC) trade in Germany from 2004 to 2024
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Number of sanitation and HVAC trade apprentices in Germany 2003-2023

Number of sanitation and HVAC trade apprentices in Germany 2003-2023
Number of system mechanic apprentices in the sanitation, and heating, ventilation, air conditioning (HVAC) trade in Germany from 2003 to 2023
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Heating unit manufacturing employees in Germany 2006-2022

Heating unit manufacturing employees in Germany 2006-2022
Number of employees working in heating unit manufacturing in Germany from 2006 to 2022
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Number of sanitation and HVAC trade companies in Germany 2004-2024

Number of sanitation and HVAC trade companies in Germany 2004-2024
Number of companies in the sanitation, and heating, ventilation, air conditioning (HVAC) trade in Germany from 2004 to 2024
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Heating unit manufacturing companies in Germany 2006-2023

Heating unit manufacturing companies in Germany 2006-2023
Number of companies in heating unit manufacturing in Germany from 2006 to 2023
Heating technology
8
- Heating structure of the housing stock in Germany 2000-2024
- Heating structure new residential construction in Germany 2000-2024
- Number of central heat generators in Germany in 2022, by type
- Heating system efficiency in Germany 2021-2022
- Sales volume of heat generators in Germany 2004-2024
- Sales volume share of heat generators in Germany 2023, by type
- Number of heat pump sales in Germany 2001-2025
- Heating systems acquisition cost comparison in Germany 2022, by type
Heating technology
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Heating structure of the housing stock in Germany 2000-2024

Heating structure of the housing stock in Germany 2000-2024
Heating structure of the housing stock¹ in Germany between 2000 and 2024
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Heating structure new residential construction in Germany 2000-2024

Heating structure new residential construction in Germany 2000-2024
Heating structure in new residential construction in Germany from 2000 to 2024
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Number of central heat generators in Germany in 2022, by type

Number of central heat generators in Germany in 2022, by type
Number of central heat generators in Germany in 2022, by type (in million units)
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Heating system efficiency in Germany 2021-2022

Heating system efficiency in Germany 2021-2022
Efficiency structure of the heating system stock in Germany in 2021 and 2022
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Sales volume of heat generators in Germany 2004-2024

Sales volume of heat generators in Germany 2004-2024
Sales volume of heat generators in Germany from 2004 to 2024 (in 1,000s)
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Sales volume share of heat generators in Germany 2023, by type

Sales volume share of heat generators in Germany 2023, by type
Sales volume share of heat generators in Germany in 2023, by type
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Number of heat pump sales in Germany 2001-2025

Number of heat pump sales in Germany 2001-2025
Number of heat pump sales in Germany from 2001 to 2025 (in 1,000s)
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Heating systems acquisition cost comparison in Germany 2022, by type

Heating systems acquisition cost comparison in Germany 2022, by type
Comparison of acquisition costs for heating systems in Germany in 2022, by type (in euros)
Heating systems with fossil fuels
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Number of gas heating units in Germany 2010-2023

Number of gas heating units in Germany 2010-2023
Number of gas heating units in Germany from 2010 to 2023 (in millions)
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Sales of gas heating units in Germany 2003-2024

Sales of gas heating units in Germany 2003-2024
Sales of gas heating units in Germany from 2003 to 2024 (in 1,000s)
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Number of oil heating units in Germany 2010-2023

Number of oil heating units in Germany 2010-2023
Number of oil heating units in Germany from 2010 to 2023 (in millions)
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Oil and gas heating units in Germany in 2023, by age

Oil and gas heating units in Germany in 2023, by age
Age structure of oil and gas heating units in Germany in 2023
Heating systems using renewable energy
5
- Number of pellet heating systems in Germany 2014-2024
- Number of pellet heating systems in Germany 2023-2024, by type
- Sales volume of biomass boilers in Germany 2023-2024, by type
- Number of solar heating systems in Germany 2003-2024
- Annually installed collector surfaces for solar heating systems in Germany 2004-2024
Heating systems using renewable energy
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Number of pellet heating systems in Germany 2014-2024

Number of pellet heating systems in Germany 2014-2024
Number of pellet heating systems in Germany from 2014 to 2024 (in 1,000s)
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Number of pellet heating systems in Germany 2023-2024, by type

Number of pellet heating systems in Germany 2023-2024, by type
Number of pellet heating systems in Germany in 2023 and 2024, by type (in 1,000s)
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Sales volume of biomass boilers in Germany 2023-2024, by type

Sales volume of biomass boilers in Germany 2023-2024, by type
Sales volume of biomass boilers in Germany in 2023 and 2024, by type (in 1,000s)
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Number of solar heating systems in Germany 2003-2024

Number of solar heating systems in Germany 2003-2024
Number of solar heating systems in Germany from 2003 to 2024 (in millions)
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Annually installed collector surfaces for solar heating systems in Germany 2004-2024

Annually installed collector surfaces for solar heating systems in Germany 2004-2024
Number of annually installed collector surfaces for solar heating systems in Germany from 2004 to 2024 (in 1,000 square meters)
Companies
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Leading manufacturers of heating systems in Germany in 2023, by revenue

Leading manufacturers of heating systems in Germany in 2023, by revenue
Leading manufacturers of heating systems in Germany in 2023, by revenue (in billion euros)
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Cogeneration unit performance in Germany 2021-2022

Cogeneration unit performance in Germany 2021-2022
Leading companies by cogeneration unit performance in Germany in 2021 and 2022 (in kilowatts)
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Revenue of Bosch Thermotechnik GmbH worldwide 2014-2024

Revenue of Bosch Thermotechnik GmbH worldwide 2014-2024
Revenue of Bosch Thermotechnik GmbH worldwide from 2014 to 2024 (in billion euros)
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Revenue of the Vaillant Group worldwide 2013-2023

Revenue of the Vaillant Group worldwide 2013-2023
Revenue of the Vaillant Group worldwide from 2013 to 2023 (in billion euros)
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Revenue of Viessmann worldwide 2012-2022

Revenue of Viessmann worldwide 2012-2022
Revenue of Viessmann Werke GmbH & Co. KG worldwide from 2012 to 2022 (in billion euros)
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