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C.F. Møller Architects: Designing Aalborg’s Seawater Heat Pump Facility

October 16, 2025

C.F. Møller Architects designed Aalborg Forsyning’s new seawater heat pump facility to turn a technical infrastructure into an accessible landmark for sustainable energy. The building’s transparent architecture makes the green heat production process visible while integrating naturally with the fjord and the surrounding city life.

Infrastructure meets architecture in the green transition

Aalborg Forsyning’s new seawater heat pump building shows how infrastructure and architecture can come together to support the green transition. Located by Limfjorden in Aalborg’s Norbis Park, the facility uses seawater to generate district heating for thousands of residents – making it one of the world’s largest heat pumps of its kind.

What sets the building apart is its transformation of a highly technical facility into an inviting architectural landmark. Large transparent façades open the structure to the public, offering clear views of the technology inside. Wave-shaped aluminium panels, inspired by the fjord, highlight the connection between the building’s purpose and its natural setting. After dark, specially designed lighting brings the layered façade to life, turning the facility into a visible symbol of sustainable progress.

The choice of materials – recyclable aluminium, wood, and modular elements – underlines C. F. Møller Architects’ climate-conscious approach. Biodiversity is also part of the design, with insect hotels integrated into the building. Aalborg Forsyning’s ambition to bring people closer to energy production is reflected in the surrounding green spaces and seating areas, which invite both curiosity and community.

Realised through a close collaboration between Aalborg Forsyning, C.F. Møller Architects, A. Enggaard, and Viborg Ingeniørerne, the facility goes beyond its technical role by opening up the energy infrastructure to the public and creating new connections between technology, landscape, and everyday life.

We designed the building to fit naturally into its surroundings. Large glass panels open it up to the environment, inviting people to connect with the technology inside - making the invisible visible.

Søren Tortzen, Design Lead and Head of Branch at C.F. Møller in Aalborg
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About C.F. Møller Architects

Founded in 1924 in Denmark, C.F. Møller Architects has played a key role in shaping Scandinavian welfare societies through architecture that prioritises well-being and puts people at the centre. The firm works internationally, delivering designs that balance functionality, artistry, and social value. With a strong focus on natural materials and optimised daylight, they create spaces that support sustainable living and enrich everyday experience.

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