Rehau Rauvipex Uno Pipe 90/175 SDR11
Original price was: £227.34£189.45.£99.46£82.88Current price is: £99.46£82.88. £99.46£82.88 inc VAT Incl. VATExcl. VAT
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Description
RAUVIPEX UNO 90mm – 441015
RAUVIPEX UNO 90mm is a pre-insulated single pipe designed for underground heating applications requiring higher flow capacity. It is commonly used in large district heating networks and biomass heating installations.
The pipe can be supplied in continuous lengths, allowing installation with fewer joints compared to segmented pipe systems. The insulated construction supports thermal performance over extended underground distances.
This size is typically used for larger underground heating systems serving multiple buildings or higher heat loads. It is often specified for main underground distribution pipework.
RAUVIPEX UNO 90mm is compatible with Rehau approved jointing systems and is commonly specified where dependable underground heating pipework is required for higher-capacity applications.

| Type | d (mm) | s (mm) | di (mm) | Dmax (mm) | U-value W/(mK) | Volume (l/m) | 2.4m x 1.2m Standard coil (m) | 2.8m x 1.6m Special coil (m) | Weight (kg/m) |
|---|---|---|---|---|---|---|---|---|---|
| UNO 25/100 | 25 | 2.3 | 20.4 | 100 | 0.095 | 0.33 | 325 | – | 1.6 |
| UNO 25/125 | 25 | 2.3 | 20.4 | 125 | 0.079 | 0.33 | 215 | – | 2.0 |
| UNO 32/100 | 32 | 2.9 | 26.2 | 100 | 0.116 | 0.54 | 325 | – | 1.5 |
| UNO 32/125 | 32 | 2.9 | 26.2 | 125 | 0.093 | 0.54 | 215 | – | 2.1 |
| UNO 40/100 | 40 | 3.7 | 32.6 | 100 | 0.145 | 0.84 | 325 | – | 1.6 |
| UNO 40/125 | 40 | 3.7 | 32.6 | 125 | 0.109 | 0.84 | 215 | – | 2.2 |
| UNO 50/125 | 50 | 4.6 | 40.8 | 125 | 0.144 | 1.31 | 215 | – | 2.4 |
| UNO 63/150 | 63 | 5.8 | 51.4 | 150 | 0.151 | 2.08 | 165 | 305 | 3.4 |
| UNO 75/175 | 75 | 6.8 | 61.4 | 175 | 0.155 | 2.96 | 110 | 210 | 5.7 |
| UNO 90/175 | 90 | 8.2 | 73.6 | 175 | 0.199 | 4.25 | 110 | 210 | 5.7 |
| UNO 110/175 | 110 | 10.0 | 90.0 | 175 | 0.287 | 6.36 | 110 | 210 | 5.7 |
| UNO 110/200 | 110 | 10.0 | 90.0 | 200 | 0.199 | 6.36 | 105 | 140 | 7.2 |
| UNO 125/200 | 125 | 11.4 | 102.2 | 200 | 0.286 | 8.20 | 105 | 140 | 7.5 |
| UNO 140/225 | 140 | 12.7 | 114.6 | 225 | 0.285 | 10.32 | 90 | 120 | 9.3 |
| DUO 20 + 20/125 | 20 | 1.9 | 16.2 | 125 | 0.111 | 0.21 | 215 | – | 2.4 |
| DUO 25 + 25/125 | 25 | 2.3 | 20.4 | 125 | 0.134 | 0.33 | 215 | – | 2.4 |
| DUO 32 + 32/125 | 32 | 2.9 | 26.2 | 125 | 0.176 | 0.54 | 215 | – | 2.3 |
| DUO 40 + 40/150 | 40 | 3.7 | 32.6 | 150 | 0.200 | 1.31 | 165 | 305 | 3.3 |
| DUO 50 + 50/175 | 50 | 4.6 | 40.8 | 175 | 0.181 | 2.07 | 110 | 210 | 5.7 |
| DUO 63 + 63/200 | 63 | 5.8 | 51.4 | 200 | 0.219 | 2.07 | 105 | 140 | 7.4 |
| DUO 75 + 75/225 | 75 | 6.8 | 61.4 | 225 | 0.253 | 2.96 | 90 | 120 | 9.1 |
1) Special order production
2) 2.8m x 1.2m
The documents and links below provide installation guidance and product information to support the use of the Rehau Rauvipex product range.
Below are some useful videos on Rehau Rauvipex.






