World leaders in what we do…

Design & manufacture of couplings, flange adaptors, pipe connections, repair & flow control products, shouldered and expansion joints for international water & gas markets.

Siberia, Russia
Ekaterinburg Water Utility

Expansion Joints

Posiflex expansion joints - stress relief for piping systems. A range of flexible elastomeric joints that can handle thermal and mechanical vibrations in pipe networks.
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Heron Tower, London
High Rise Developments

Catastrophic mains burst in Liverpool

Viking Johnson fabricated a 1048 x 1084mm ductile iron to cast iron stepped coupling within 24 hours.

Huyton, UK
United Utilities

Dedicated

Dedicated products are Ideal for new lay pipe schemes, available in sizes up to DN5000, they offer a cost effective solution for connections to plain ended pipes or to flanged equipment.
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Adelaide, Australia
Desalination Plant

PE Solutions

A range of mechanical couplings and flange adaptors for all weather and site conditions providing a quick and easy way of joining or repairing PE pipe materials.
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Wakella, Sri Lanka
Transmission Main

Wide Tolerance

Couplings and flange adaptors accommodate plain ended pipework with differing outside diameters. One size covers different pipe materials, ideal for repair and maintenance work.
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Skopje, Macedonia,
Water Utility

Pipe Repair

Repair clamps and under pressure tapping products, featuring wide tolerances for repair and branch connections for pipes manufactured from a variety of materials.
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Anglesey, UK
MattSeal EasiTee

Flow Control

A range of valves and an award winning fire hydrant, ideal for isolation, control & backflow preventions of potable & wastewater, slurries, sludges, gases & powders.
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Grizedale Reservoir, UK
Flow Control & Isolation Maintenance

Couplings & Flange Adaptors Pipe Repair Flow Control Valves Posiflex Expansion Joints

New animation –a step by step guide for installing AquaFast LD
AquaFast Large Diameter now allows for PE connections to be made from 355mm to 450mm diameter pipe and is designed for simple and dependable trench installation every time and no specialist tools are required.

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Case Studies

UltraGrip - City of Bourg Achard- France

Glynwed France, a Viking Johnson distributor, has supplied twenty UltraGrip Flange Adaptors & Couplings to main contractor SNTPE as part of the installation build for a new mains water network.

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Featured News

Viking Johnson Retain Fittings Contract with Yorkshire Water until 2024

Yorkshire Water have awarded their mechanical fittings framework contracts Lot 1 (up to 300mm) and Lot 2 (above 350mm) to Viking Johnson for another 5 years. The range of fittings includes couplings, flange adaptors, under pressure tees and repair clamps, for different pipe materials including ductile iron, steel, PE and PVC.

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