References

In a single-family home in Hamburg, an OVUM Heat Pump with a heating capacity of 9 kW replaced the previous rooftop unit. Instead of being located in the attic, the new buffer tank is now in the basem…

In Scharnitz, an oil-fired heating system was replaced with the stackable OVUM CUBIC Heat Pump, which combines geothermal energy with modern propane gas technology—including gentle cooling via the exi…

In a well-preserved, renovated farmhouse in Krummenau at an elevation of approximately 800 meters above sea level, the modular OVUM CUBIC Heat Pump replaced a roughly 27-year-old Satag brand Brine Hea…

Since January 2025, a cascade of two OVUM AirCube Heat Pumps has been supplying the parish center and the adjacent rectory—which contains two residential units—in the Protestant parish of Meersburg on…

An energy retrofit in Tyrol is gradually transitioning the household to renewable energy. The gas furnace, which consumed about 10,000 kWh of gas per year, was completely phased out. Planning and exec…

On Alsterdorfer Straße in Hamburg, four OVUM air-source heat pumps were integrated into the existing heating system of an apartment building with 25 residential units . The scope of work included the…

A cascade of two Heat Pumps— 17 kW and 20 kW , totaling 37 kW —was installed for a senior living community with office space in northern Germany. The system adjusts output to meet demand and enhances…

An OVUM AC312P with a 500-liter CubeTank was installed in a single-family home in Pinneberg. The installation was preceded by heating load calculations and system planning. The foundation for the outd…

In Söll, the old oil-fired heating system was replaced with a modern heat pump system—for efficient heating and hygienic hot water. Until now, consumption has been around 2,500 liters of heating oil p…

A household in Sistrans replaced its gas boiler with an OVUM AC312P Heat Pump with a CubeTank, receiving approximately 40% in subsidies from the federal and state governments. Reference from MECO GmbH…

In Kiefersfelden, the old oil-fired heating system was completely dismantled and replaced with a modern energy system. At its heart is an air-source heat pump that runs on solar power generated on-sit…

In Niederau (Wildschönau), a new building with approximately 150 m² of living space was constructed in 2024/2025. An OVUM AC312P air-source heat pump was installed. The AC312P installed here was the f…

Heat Pumps and photovoltaic systems were installed in a residential building with 36 units in Innsbruck. Distributing the heating capacity across multiple units adapts to demand and increases the reli…

Until now, the building was heated with 2,000 liters of oil and an additional 10 cubic meters of wood . The new solution: the OVUM AC520P with MIRA+ Control. In addition to the technical work, the con…

In Schönau (Bavaria), an oil-fired heating system with a 1,800-liter tank was replaced with an OVUM AC312P equipped with M+ control. First, the tank system was professionally dismantled; then, the Hea…

Until now, this building has been heated using about 1,500 liters of oil per year . The oil-fired heating system is being replaced by an OVUM ACP417 with M+ control. The smart control system adjusts t…

Until now, this building required about 20,000 kWh of gas per year for heating. Today, an OVUM ACP312 with M+ control and a photovoltaic system provide both heat and electricity. The ACP312 completely…

In Vomp, OVUM AC208P with M+ control is replacing the old gas heating system. Gas consumption had previously been around 13,000 kWh per year. The switch reduces operating costs and CO₂ emissions and p…

A 3,000-liter liquid gas tank had reached the end of its service life. The new plant: AC312P with M+ control, solar integration, and pool integration. Dismantling, disposal, installation, and Commissi…

An AC417P air-source heat pump provides heating and hot water. A combined tank buffers the heat, and the solar integration system supports hot water and heating loads. This results in a reduction of a…

An oil-fired heating system with a tank capacity of approximately 4,000 liters was replaced by an OVUM air-source heat pump using R290 and combined with a photovoltaic system. Fossil fuels are no long…

In Weer, OVUM ACP312 with a CUBE700 buffer tank replaced the oil-fired heating system, including its 2,000-liter tank. The air-source heat pump operates quietly and efficiently—designed for existing h…

In Münster, an oil-fired heating system with an annual consumption of approximately 2,300 liters was completely removed and replaced with a Heat Pump connected to a deep borehole. The new Plant also f…

In Kematen, at OVUM AC417P air-source heat pump with MIRA+ Control replaces approximately 3,000 liters of heating oil per year—which is equivalent to about 8.6 metric tons of CO₂ . The existing solar…

In Mils, the existing heating system was replaced with a modern heat pump system. Before-and-after photos from the boiler room and basement show the switch to efficient, renewable heat. Reference from…

In an existing home in Angerberg, a propane-air heat pump—including a CubeTank—is replacing the oil-fired heating system. The switch reduces fossil fuel consumption and efficiently utilizes ambient he…