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Engineered Innovation
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Your leading end-to-end metalwork solutions partner in the UK & Ireland,
offering engineered metalwork and design software covering the entire build.

Cullen's New
Head Restraint Screw
The HRS

The UK's First Engineered Solution
of Its Kind to Enter the Market

Browse product ranges, including specs,
key information and compliance

Cullen Technical Guide

Explore the

View Tech Guide

Cullen's NewWider Cavity Wall Tie
FT-125-150

One solution. Engineered to cover a wide cavity range.

Cullen is a pioneer in timber engineering connectors, renowned for innovation, compliance, and superior performance.

Gang-Nail specialises in engineered metalwork solutions and advanced design software for the timber frame construction industry.

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