Last updated on April 15, 2025
The Weiser Protect offers reliable overheating protection starting at 100°C, safeguarding your solar thermal system when there is no heat demand. It is easy to install, versatile in application, and suitable for both residential and commercial use.
The Weiser Power stands out with its innovative direct-flow system, allowing for higher yields due to later tube shutdown. Thanks to flexible mounting options, it can be installed flat on façades or flat roofs. Learn more about our Weiser Power tubes here.
Contact us for customized solutions, planning, and consultation. Together, we will optimize your solar thermal system!
The tubes manufactured by NARVA and used in AKOTEC’s solar thermal systems stand out thanks to their unique glass-to-metal seal, which ensures a long-lasting high vacuum. This innovative technology guarantees excellent thermal insulation and prevents energy loss for decades. With exceptional durability and a lifespan of over 25 years, they are the ideal choice for sustainable energy production. Their efficiency remains consistently high even in low sunlight conditions – a reliable solution for long-term energy savings. Trust in proven quality “Made in Germany.”
AKOTEC uses durable materials to ensure long-lasting and reliable solar thermal products.
Our products meet the highest standards and are TÜV tested for maximum safety.
AKOTEC collectors stand out for their durability and consistent efficiency over decades.
An integrated overheat protection system ensures safety and prevents excessive system strain.
Perfect for pitched or flat roofs: Our solar thermal collectors make efficient use of your roof space.
Make use of façade surfaces for energy generation – a flexible and visually appealing solution.
Efficient energy generation in a small space: Our collectors turn your balcony into a source of energy.
Plan your solar thermal system online with ease using our system planner. Fast, clear, and perfectly tailored to your needs. Start your energy solution today!
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Is your building suitable for solar thermal energy? Our solar check reviews your individual conditions without obligation and shows you how to make the most of solar energy.
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Keep your solar thermal system efficient with our replacement tubes. A simple and quick solution for reliably replacing damaged tubes.
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Funded by the Ministry of Economic Affairs, Labor and Energy with funds from the European Social Fund and the State of Brandenburg. Learn more.
