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Case

Building design

Building materials

Buildings

+2

Holistic maintenance of heating systems

19 May 2025

Solution provider

Grundfos

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Challenge

Technologies that optimise the energy consumption of buildings are central to renovation efforts. Grundfos presents one such solution with BuildingConnect, a customisable control and maintenance solution for heating systems. BuildingConnect targets smaller commercial buildings looking to achieve better energy performance – such as Østergaards Hotel in Herning, Denmark.

When Østergaards Hotel needed to refurbish their heating pumps and equipment, BuildingConnect offered them an approach to understanding the building’s heating system holistically.

Solution

The solution is not only geared to monitor, control, and optimise the system’s performance, but also encourages proactive maintenance, allowing users to predict and solve issues before they occur. It enabled Østergaards Hotel to see real-time trend curves for specific time periods, use the data to improve efficiency levels and, crucially, change set points and obtain detailed information on heat, flow and return temperatures

Result

Installing BuildingConnect in connection with their renovation has proven to be a sustainable and impactful investment for Østergaards Hotel, both in terms of energy efficiency and economic savings: Nearly 75,000 kWh, equal to the yearly consumption of four Danish households, and EUR 6.720 was saved within the first seven months. The solution is a clear example of how pairing renovation with effective energy system surveillance can reduce both CO2 emissions and the energy bill significantly.

Discover the Publication

This case is a part of the “Building Renovation – Realising the untapped potential of the built environment” White Paper. Featuring in-depth cases and insights from key Danish players, the white paper offers a toolbox of ideas, technologies, and frameworks for  future-ready buildings.

Explore the white paper