Case Study


Customer: Deutsche Bahn AG, DB Immobilien
Object: H44, Hamburg and Silver Tower, Frankfurt
Energy cost savings: 23 %
CO2 reduction: 22 %
Size: 28.600 m² and 58.360 m²
Technology: single-room control, air handling units, radiant heating and cooling panels, radiators, chiller

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Customer: American University
Object: McKinley Building, Washington, D.C.
Energy cost savings: 36 %
CO2 reduction: 42 %
Size: 5,441 m²
Technology: Air conditioning and ventilation systems, district cooling, district heating, frequency converter

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Customer: BLB NRW
Object: Financial center Aachen
Energy cost savings: 26 %
CO2 reduction: 15 %
Size: 30,500 m²
Technology: District heating, ventilation technology, sun protection 19 zones, 163 data points

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Customer: BMW Group
Object: ITZ, Munich
Energy cost savings: * 25 %
CO2 reduction: 25 %
Size: 59,400 m²
Technology: Fully air-conditioned, air conditioning systems, component activation, floor heating, static heating, cooling ceilings, sun protection, 27 zones, 463 data points
* Energy cost savings in heating costs (district heating)

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Customer: Düsseldorf Airport
Object: Central Building East and Terminal A
Energy cost savings: 30 % in Central Building East
CO2 reduction: 42 %
in Central Building East
Building Size: 54.200 m²
Technology: District heating, radiant ceiling panels, radiators, air-handling units, 46 zones, 520 data points

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Customer: Fraport AG
Property: Headquarter, Building 178, Frankfurt am Main
Saving energy costs: * 19 %
CO2-reduced: 20 %
Building Size: 33.750 m²
Technik: Single-room control, air-handling units, radiant ceiling panels, radiant floor heating in the atrium, 39 zones, 173 data points

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Customer: Generali Deutschland Holding
Object: Dominium, Cologne
Energy cost savings: 26 %
CO2 reduction: 38 %
Size: 24,600 m²
Technology: District heat connection, ventilation technology, floor heating, heating elements, cooling ceilings, 32 zones, 419 data points

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Customer: HAS Hogeschool
Object: Education campus Den Bosch
Energy cost savings: * 17.8 %
CO2 reduction: 30 %
Size: 14,000 m²
Technology: Radiators, floor heating, radiant ceiling panels and curtain air-heating system, ventilation technology, ten zones, 108 data points
* Gas costs: 12.3 %, electricity costs: 17.8 %

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Customer: Sparkasse Düren
Object: Headquarters, Düren
Energy cost savings: 25 %
CO2 reduction: 21 %
Size: 6,500 m²
Technology: District heating, ceiling cooling plates, heating elements, ventilation systems, 14 zones, 148 data points

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