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Uponor Ecoflex Thermo Twin 50+50/200mm

Original price was: £180.79£150.66.Current price is: £108.48£90.40. £108.48£90.40 inc VAT Incl. VATExcl. VAT

Product Code: 1018137
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Description

Uponor Thermo Twin 50mm + 50mm 175mm Pre-Insulated Underground Heat Main

The Uponor Thermo Twin 50mm + 50mm 175mm is a pre-insulated underground heat main designed for the distribution of heating water in district heating networks, plant room connections and building-to-building heating systems. The Thermo Twin configuration combines flow and return heating lines within one insulated jacket, helping reduce trench width and simplify installation compared with installing separate heating connections.

Part of the Uponor Ecoflex underground insulated heating system, Thermo Twin is commonly used for district heating pipe installations and underground heat mains serving residential, commercial and agricultural heating systems.

Each system uses PE-Xa service pipes with EVOH oxygen barrier (SDR 11) surrounded by PE-X foam insulation and protected by a durable HDPE outer jacket, making it suitable for buried heating distribution systems and underground heat main networks.

The twin configuration includes a separation profile between the pipes, helping installers clearly identify the flow and return connections during installation.

The system is rated for up to 6 bar pressure and 95°C operating temperature and is designed for use with Uponor Wipex 6 bar couplings.

Typical applications include district heating systems, underground heat mains and heating connections between buildings.

Key Features

  • Uponor Thermo Twin pre-insulated underground heating system
  • 50mm + 50mm service pipes / 175mm outer jacket
  • Flow and return heating lines within one insulated jacket
  • PE-Xa medium pipes with EVOH oxygen barrier (SDR 11)
  • PE-X foam insulation
  • HDPE outer jacket for underground protection
  • Rated 6 bar / 95°C
  • Compatible with Uponor Wipex 6 bar couplings
  • Optional heating cable available
  • Typical delivery 5–10 working days

Don’t forget your end caps and fittings – see related products below for the correct terminating kit.

Uponor Ecoflex Thermo Twin PN6 Pipe Range
Item No. Medium Pipe d x s (mm) Medium Pipe d1 x s1 (mm) DN Jacket Pipe d2 (mm) Bending Radius (m) Weight (kg/m) Max Length on Delivery (m) U-Value (W/K·m²)
1018134 25 x 2.3 25 x 2.3 20 + 20 175 0.50 2.20 200 0.201
1018135 32 x 2.9 32 x 2.9 25 + 25 175 0.60 2.40 200 0.241
1018136 40 x 3.7 40 x 3.7 32 + 32 175 0.80 2.60 200 0.293
1018137 50 x 4.6 50 x 4.6 40 + 40 200 1.00 3.50 100 0.314
1018138 63 x 5.8 63 x 5.8 50 + 50 200 1.20 4.55 100 0.420
1088276 75 x 6.8 75 x 6.8 65 + 65 250 1.40 6.50 100 0.369

Additional information

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The documents and links below provide installation guidance and product information to support the use of this product.

Uponor ecoflex pre-insulated pipe tecnical information (pdf)

Uponor ecoflex pipe handling guide

UPONOR ECOFLEX RUBBER END CAP