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ThermRite Ltd

20mm, 25mm & 32mm WRAS-Approved Pex-Al-Pex Pipe – 5-Layer High-Spec Multilayer Pipe (50m Coil)

20mm, 25mm & 32mm WRAS-Approved Pex-Al-Pex Pipe – 5-Layer High-Spec Multilayer Pipe (50m Coil)

Regular price £57.70
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SKU:TP1-1620-50-W

This WRAS-approved Pex-Al-Pex multilayer pipe is a premium 5-layer composite pipe, ideal for high-performance underfloor heating and potable water systems. Available in 20mm, 25mm, and 32mm diameters, each coil is 50 metres in length and delivers superior form stability, pressure resistance, and long-term reliability.

The aluminium core ensures 100% oxygen barrier protection, while the inner and outer PEX layers offer flexibility and temperature resistance. This design combines the best of metal and plastic pipes—making it strong, yet easy to work with, even on-site.

🔧 Technical Specification:

  • Sizes Available: 20mm, 25mm, 32mm
  • Length per Coil: 50 metres
  • Pipe Type: 5-layer Pex-Al-Pex composite
  • Service Temperature Range: 40°C – 95°C
  • Maximum Working Pressure: 10 bar
  • Oxygen Barrier: Aluminium layer
  • Certification: WRAS Approved for potable water systems
  • Guarantee: 50-Year Manufacturer Guarantee

🔥 Key Features & Benefits:

  • Premium 5-Layer Structure for Maximum Durability
  • WRAS Certified – Safe for Drinking Water Use
  • Ideal for UFH, Plumbing & Heating Systems
  • High Temp & Pressure Ratings
  • Oxygen Barrier – Prevents Corrosion
  • Flexible but Formstable – Easy to Install
  • Compatible with Crimp, Press & Compression Fittings

This pipe is a top choice for professionals looking for long-life, WRAS-approved pipework in both residential and commercial systems.

Frequently Asked Questions (FAQs):

Q1: What is Pex-Al-Pex pipe?

A: It’s a 5-layer composite pipe with PEX inner/outer layers and an aluminium oxygen barrier core, combining the strength of metal with the flexibility of plastic.

Q2: Is this pipe WRAS certified?

A: Yes – it's WRAS-approved, meaning it’s safe for drinking water systems as well as heating and UFH.

Q3: What fittings are compatible with this pipe?

A: It works with press-fit, crimp, and compression fittings. Always check compatibility with your specific system.

Q4: What are the operating limits?

  • Service Temperature: 40°C to 95°C
  • Max Working Pressure: 10 bar

Q5: Can it be used for both UFH and hot water plumbing?

A: Yes. It’s suitable for underfloor heating, central heating, and hot/cold potable water systems.

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