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Puriton Barrier Pipe

The market leading pipeline solution for the provision of potable water in brownfield and contaminated land applications, Puriton® Barrier Pipe delivers a fully integrated barrier system in the most challenging of ground conditions.

Mains pipe BK core


Drinking water in contaminated land

Pipe Material

Polyethylene & Aluminium

Pipe Colour

Light Blue / Dark Blue

Diameter Range

25mm to 180mm


11 and 17

Max Operating Pressure

16 bar


6 m, 12 m, 50 m, 100 m | Bespoke: Yes

Compliance / Approvals


Approved Fittings & Jointing Techniques

Puriton plastic mechanical fittings
Electrofusion fittings
Puriton gun metal tapping tees
Redman hydraulic compression fittings


New installations
Pipe replacement
Pipe rehabilitation

Jointing Techniques

Mechanical jointing
Mechanical hydraulic compression
Butt Welding

Jointing Equipment

C ring wrenches, electrofusion control box, Redman hydraulic pump

Installation Techniques

Slip lining
Directional drilling


To ensure that the barrier properties of the system are maintained, only Puriton fittings should be used to connect Puriton pipe. The use of non Puriton fittings may compromise the barrier properties of the Puriton system.

Advanced Composite Structure

At the heart of the Puriton Barrier Pipe is its multi-layer composite structure. This innovative design integrates the remarkable flexibility of polyethylene (PE) with the exceptional barrier properties of aluminum (Al). The result? A highly durable pipe solution that can confidently withstand the rigors of distributing drinking water through contaminated land.

Key Features & Benefits

Full Barrier System

Puriton is not just a pipe, it’s a complete barrier system suitable for the transportation of potable water in brownfield and contaminated land.

Ease of Installation

Lightweight, flexible and corrosion resistant, Puriton delivers all the benefits associated with Polyethylene in sizes from 90mm for main pipes and sizes from 25,32 and 63mm for Puriton service pipe. It can be joined using a range of jointing solutions to suit a range of applications, including Redman™, or electrofusion fittings.

Stringent Approvals

Puriton Barrier System has undergone rigorous testing and has received several approvals to ensure its a fully kitemarked system.

Cost Savings

Delivers a range of cost benefits including, the elimination of costly soil surveys and removing contaminated soil to landfill. Reduction in joints with pipe lengths up to 100m and elimination of thrust blocks. Is suitable for no-dig installation techniques and has a 100 year life cycle.


Redman coupler 1

Redman Fittings

Radius Systems’ Redman™ fittings are a unique jointing solution to quickly and easily connect our Puriton® barrier pipe to deliver complete protection to drinking water when installed in brownfield sites. Simple to install with little pipe preparatio...


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Water Electrofusion Fittings

Crafted with the utmost care and designed for effortless assembly, our electrofusion fittings offer specifiers and installers a high-performance jointing solution that elevates the efficiency and integrity of the entire PE pipeline system.


Puriton Resources

Puriton® brochure - (PDF) Contains  technical data, jointing methods & guidance all the way to FAQs

A global distribution network graphic

A Nationwide Distribution Network

Since 1969 we have developed and manufactured innovative plastic pipeline solutions for the gas industry and these solutions are now commonly used in the water, wastewater, energy & power, district heating and telecoms sectors.