Rauthermex Pre-Insulated Duo Pipe – Heat Main


Rauthermex 50+50/162mm DUO Pipe

RAUTHERMEX is a pre-insulated PE-Xa pipe for district heating, biomass, biogas and heat pump applications. The high performance PU foam makes it ideal for large district heating over long distances where heat losses are critical. Lightweight polymer pipes such as RAUTHERMEX offer huge advantages over traditional steel pipework due to the speed and ease of installation.

For the Uno Rauthermex Click Here

Please Note the price is per/m inclusive of VAT @20% a delivery charge may apply this can be dependant upon Quantity and location, check with Rural Heat before purchase 01458 274 64 or Contact us



Pre-insulated Heat MainRauthermex Duo Advantages

Excellent thermal insulation with PU foam with a lambda value of 0.0216W/mK
New 140mm UNO is the largest polymer flexible district heating pipe on the market which can transport up to 2.5MW of heat at 80°C/50°C flow & return temperatures
No need to compensate for thermal expansion due to bonded foam structure
Long coils up to 570m possible, allowing for faster installations vs steel system in 12m lengths
Uses the renowned leak-proof REHAU EVERLOC™ compression sleeve technology, used over 850 million times
Generation II shrouds are quick and easy to install and remove the need for hot works on site
RAUTHERMEX Plus (with increased insulation thicknesses for up to 20% lower heat losses) available on request
Fully stocked in the UK with a full cutting service

For the Rehau Sales Brochure Click Here

Technical data :

Size 50+50/162mm
d 50mm
s 4.6mm
D* 164mm
Volume (inner pipe) 2 x 1.307 l/m
Weight empty 4.25 kg/m
Max coil length 2.8 m x 0.8 m 95m
Max coil length 2.8 m x 1.2 m 150m
U-value 0.195 W/m·K
* maximum outer diameter at the peak

Additional information


25+25/111mm, 32+32/111mm, 40+40/126mm, 50+50/162mm, 63+63/182mm