Flexible heat transport

RAUVITHERM: pre-insulated pipe system with maximum flexibility ideal for remote heat pumps.

Man in overalls with RAUVITHERM pre-insulated pipe system and tools

 

 

Flexible heat transport

RAUVITHERM: pre-insulated pipe system with maximum flexibility ideal for remote heat pumps.

 

RAUVITHERM. The efficient, safe and flexible way to supply low carbon heating

 

For small heat networks or district heating networks you need a pipe system that combines the greatest flexibility with excellent thermal insulating properties and the highest level of safety. The RAUVITHERM pre-insulated pipe system is the ideal solution for connecting remote heat pumps. Maximum thermal stability thanks to high-pressure cross-linked polyethylene PE-Xa, excellent insulation values thanks to cross-linked PEX foam panels and longitudinal watertightness in accordance with DIN EN 15632 thanks to a wall thickness of at least 2 mm.
 

Benefits

 

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Robust, solid jacket

Robust full sheathing suitable for construction sites with increased wall thickness and longitudinal watertightness

 

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No specialist tools

Male BSP compression fittings for heat pump connections

 

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Low heat losses

Thermal stability from the high-pressure cross-linked polyethylene PE-Xa, plus excellent insulation values thanks to cross-linked PEX foam panels

 

 

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Easy installation

Excellent flexibility and low weight due to corrugated outer jacket and closed cell PEX insulation

Products

 

 

RAUVITHERM hybrid pipe system

For existing buildings and smaller heating networks

The RAUVITHERM pre-insulated pipe system is the solution for heat distribution in existing buildings, for smaller heating networks and for connecting individual heat pumps. It offers a complete range of pipes with UNO ad DUO pipes as well as all relevant fittings

 

 

Benefits

  • Made in the UK
  • Highly flexible
  • Available 25-160mm UNO and 25-63 DUO
  • Low heat losses due to PEX foam layers
  • No specialist tools required (uses male BSP compression fittings)

 

Downloads

ePaper download portal

 

District heating supply with RAUVITHERM from REHAU


The efficient, safe and flexible way to supply district heating thanks to RAUVITHERM

Compression sleeve jointing technique: craftsmen during installation


Easy installation thanks to the tried-and-tested REHAU compression sleeve jointing technique

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Easy connections with heat shrink shrouds

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Quick and easy installation with screw fittings, for heat pump connections

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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

Hub London - 1084292
21.10.2025 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. 

Low - drone scene - 100095650
03.09.2025 Construction and Decarbonised Heat: Supplying the Suburbs

The continuing phase-out of gas boilers leaves new-build housing construction at a crossroads. Debate continues over what comes next in home heating, but with sustainability, efficiency and cost-effectiveness proving key, district heating networks are growing in popularity as a potential option.

South quay 2 - 96349
12.08.2025 Key Considerations when Specifying Commercial Plumbing Systems

Growing demand for commercial projects has led to further scrutiny on all building services, with a drive for faster, more efficient installations with assured, long-lasting performance. Here we explore the implications for plumbing system specification. 

Engineering progress

Enhancing lives

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