Rethinking district heating: More metres a day and faster project success
aquatherm energy twin– the clever extension of the aquatherm energy family for modern district heating networks

(PresseBox) - With aquatherm energy twin, aquatherm presents a pre-insulated piping solution that combines easy processing, high energy efficiency, and sustainability in one system. As a new variant, it expands the well-established aquatherm energy product family and offers the advantages of a combined supply and return flow within one casing pipe – ideal for confined spaces and fast, space-saving installation.
Thanks to the integrated twin system, not only is the excavation volume reduced - installation time is also significantly shortened. The lightweight plastic pipes greatly simplify handling on the construction site, especially compared to heavy steel pipes. A socket welder, specially developed in cooperation with Ritmo SPA, ensures a particularly simple and fast connection: both medium pipes are welded simultaneously in a single step – saving up to 50% of the time compared to conventional methods. The weld seams are manufactured synchronously and automatically monitored – delivering maximum process reliability with minimal effort. This solution is unique worldwide and sets new standards in plastic welding technology.
Future-proof for 4th generation district heating
aquatherm energy twin is optimally adapted to modern district heating systems. The pipes, made of polypropylene (PP-RCT), are lightweight, corrosion-resistant, and particularly temperature-resistant (permanently up to 75°C, and briefly up to 100°C). High-quality PUR insulation, in accordance with DIN EN 253, along with a robust PE casing, ensures maximum insulation performance and protection. An integrated OT barrier layer reliably prevents oxygen ingress – supporting long service life and high operational reliability.
The system is available in sizes ranging from 32 to 125 mm. For larger requirements, aquatherm offers single pipe solutions up to 450 mm. All variants are also available with leakage monitoring, enabling early leak detection and helping to minimise water loss, environmental impact, and potential operational failures. This reduces maintenance costs.
Result:
With aquatherm energy twin, aquatherm expands its proven aquatherm energy family with a twin-pipe system that makes installation remarkably simple – quick, reliable, and efficient.
For more information, see https://www.aquatherm.de/en/solutions-products/products/aquatherm-energy/aquatherm-energy-twin/
aquatherm is the world’s leading manufacturer of plastic piping systems made of polypropylene for plant construction and building services. Areas of application include drinking district heating networks, water applications, heating system construction, fire protection sprinkler systems, air conditioning and refrigeration technology as well as surface heating and cooling systems. The range comprises more than 17,000 articles in six product lines.
In order to guarantee the worldwide availability of the products and to offer local service, aquatherm works closely together with long-term partners in more than 70 countries around the globe. The company employs about 500 people in Germany, Italy and England. Production takes place exclusively at the German sites in Attendorn (headquarters) and Ennest. Therefore, customers all over the world can rely on innovative and safe PP-R piping systems of the highest quality “100% Made in Germany”. Today, the family business is managed by Maik Rosenberg and Jan Kriedel.
Unternehmensinformation / Kurzprofil:
aquatherm is the world’s leading manufacturer of plastic piping systems made of polypropylene for plant construction and building services. Areas of application include drinking district heating networks, water applications, heating system construction, fire protection sprinkler systems, air conditioning and refrigeration technology as well as surface heating and cooling systems. The range comprises more than 17,000 articles in six product lines.
In order to guarantee the worldwide availability of the products and to offer local service, aquatherm works closely together with long-term partners in more than 70 countries around the globe. The company employs about 500 people in Germany, Italy and England. Production takes place exclusively at the German sites in Attendorn (headquarters) and Ennest. Therefore, customers all over the world can rely on innovative and safe PP-R piping systems of the highest quality “100% Made in Germany”. Today, the family business is managed by Maik Rosenberg and Jan Kriedel.
Datum: 29.08.2025 - 09:13 Uhr
Sprache: Deutsch
News-ID 725988
Anzahl Zeichen: 3675
contact information:
Contact person: Nicola Holweg
Town:
Attendorn
Phone: +49 (2722) 950-202
Kategorie:
Mining & Metals
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Die Pressemitteilung mit dem Titel:
"Rethinking district heating: More metres a day and faster project success"
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aquatherm GmbH (Nachricht senden)
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