The German Sanitation, Heating and Air Conditioning Association (Zentralverband Sanitär Heizung Klima, ZVSHK) is a professional organisation, trade association and body representing the interests of the sanitation, heating and air conditioning trade in Germany.
The Central Association is the largest national association in the European Union for the planning, construction and maintenance of technical building systems,  focusing on energy and water technology.

According to the 2019 Register of Qualified Craftsmen, there are 51,937 sanitation, heating and air conditioning companies in Germany, employing 374,000 people, of which some 33,000 are apprentices.
The German Sanitation, Heating and Air Conditioning Association directly and indirectly represents 25,000 unionised guild companies and 26,937 non-unionised companies. Almost two thirds of all employees, however, are employed in a guild company and this is where over 62% of total sanitation, heating and air conditioning sales are generated.
Companies of the sanitation, heating and air conditioning trade in Germany reported total sales of 47 billion euros in 2019.

More information www.zvshk.de.