Welcome
Photovoltaic thermal energy
Photothermal energy combines photovoltaics and solar thermal energy. It produces not only 20-24% electricity but also up to 65% heat.
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This makes you independent of energy suppliers and reduces your CO2 emissions to ZERO!

HT heat pumps
Combining solar thermal energy with modern high-temperature heat pumps allows for flow temperatures of up to 70 degrees Celsius. This makes them suitable for use in older buildings. Replace your old oil or gas heating system and reduce costs to a minimum.
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Energy for your future
With intelligent energy concepts, your energy needs will also be met in the future. You produce your own electricity year-round. With innovative solutions, you store electricity and energy and become self-sufficient. This makes you independent of rising prices or supply bottlenecks.
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Frequently asked questions and myths about heat pumps and photothermal energy
Every day we are confronted with claims and statements that do not correspond to reality and lead to a lot of confusion.
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Here we provide the most important and up-to-date facts to simplify the process for interested customers rather than complicating it.

"Thank you for the extensive support in replacing our oil heating system; finally, someone told us independently what works and what doesn't. And the best part is that we can also pass on a house to our children that retains its value and no longer emits CO2."- Steffen family
What else might interest you?
BAFA / KfW funding
The BAFA and the KfW approve subsidies for the energy-efficient renovation of buildings.
Energy consulting
In our projects, we use the experience of BAFA and KfW certified energy consultants to ensure everything is done right.
Completely carefree
We combine the individual specialists into a team and reduce the burden on our customers to a minimum.
Preserve values
We support our clients in investing in their property to preserve its value. This not only benefits them when selling, but also ensures the value of their assets remains stable.
Avoid mistakes
By working with technicians who have years of experience repairing heat pumps, we create systems that operate reliably over the long term!
Neutral costs
By investing in the energy-efficient renovation of your heating system and in the use of innovative technologies, you can achieve long-term returns of more than 15% per year.