Drinking water approved

RAUVITHERM DW - a specialist pre-insulated pipe solution

RAUVITHERM RAUTITAN UNO_ - 100107526

Drinking water approved

RAUVITHERM DW - a specialist pre-insulated pipe solution

RAUVITHERM DW. Meeting the needs of installers and contractors

 

Combining the benefits of RAUVITHERM with RAUTITAN. Where drinking water approval is required RAUVITHERM DW offers the flexibility and performance of RAUVITHERM with the reliability of RAUTITAN. 

Utilising EVERLOC compression sleeve jointing technology, installation is not only fast, but relaible and can be completed by a mechanical or utility contractor following completion of REHAU installer training. 

Carrier pipe: RAUTITAN flex SDR 7.4 carrier pipe with KIWA KUKreg4 Level +1 approval

Insulation: Crosslinked PEX foam sheet 

Outer jacket: Robust, corrugated PE 

Available in UNO 25-63

RAUVITHERM RAUTITAN UNO_ - 100107526

Combine with service you can rely on 

UK service and support 

Technical and project support teams based across the UK, available for onsite or virtual support

Sustainability 

Committed to the future, our factory is powered by 100% renewable energy

UK made 

Manufactured at REHAU's UK plant in Blaenau Ffestiniog, Wales

 

Downloads 

 

View from four different screens: smartphone, tablet, notebook and PC

Documents for download

 

Instruction manuals, handbooks, technical information, catalogues, price lists and certificates are available for download.

ePaper download portal

 

News

CEVA - 100105876
02.04.2026 Decarbonising District Heating Deliveries

REHAU has improved the end-to-end sustainability of its district heating business by considering the impact of product delivery, switching to powering 85% of its lorries with hydrotreated vegetable oil (HVO) in partnership with CEVA Logistics.

RVX Award - 100103420
02.04.2026 Celebrating Innovation: RAUVIPEX

We’re thrilled to share that this year – RAUVIPEX, our latest innovation in pre-insulated pipe for district heating has won Commercial HVAC Product of the Year – Components and Peripherals at the H&V News Awards. 

Hub London - 1084292
02.04.2026 Next Level Heat Networks event

REHAU is set to host a free in-person workshop centred around the future of district heating on 27 November 2025, at The Building Centre in London. The Next Level Heat Networks workshop offers a free opportunity to gain innovative insights into low-carbon heat networks, panel discussions and a chance to network with industry experts. 

Engineering progress

Enhancing lives

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