Leading Fabricators of

Syncro Patio Door from GJB

Syncro Patio Door

Soft closing inline uPVC sliding door system with a 10 year guarantee

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Garnalex Sheerline Classic from GJB

The NEW Garnalex Sheerline Classic System - Coming Soon

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Logik S Flush Sash Windows from GJB

NEW Logik S Flush Sash Window System

Ultra modern flush windows from Eurocell's proven Logik system

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Timeless Flush Sash Windows from GJB


Our own flush sash window system supplied on short lead times

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Residence Windows from GJB


The most popular timber effect window in the industry

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Easy Connect

Instant prices, quote in minutes and online ordering

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Choose GJB

One of the nations largest suppliers of glazing products

If you’re in need of a reliable trade fabricator, GJB Window Systems makes a great case as being the perfect choice, touting strong partnerships with many of the industry’s recognisable systems companies - Eurocell, Residence, and Solidor just to name a few. Having served installers all over the UK for over 30 years, as well as our high-quality range of windows, doors, and conservatories, choosing us as your fabricator means having access to our specialised knowledge of the sector.

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Becoming a GJB approved installer can help increase sales and improve company reputation

Trade support package

Additional materials and advice for improved sales

Fully Accredited Products

Window and door range that exceeds Building Regulations

Continual innovation

GJB stay at the forefront of innovation with fresh products

RaumTimeless CollectionEurocellResidence CollectionMake it yoursSheerline

The latest from GJB

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Customer Newsletter December 2021

It’s been interesting watching industry social media over the last few weeks as some contributors forecast an end to the 2020/21 boom with a few doom mongers even. Read more

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Find out more about our products

Head Office

21 Totman Crescent, Brook Road Industrial Est.,
Rayleigh, Essex, SS6 7UY

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6, 21 & 23 Totman Crescent, Brook Road Industrial Est.,
Rayleigh, Essex, SS6 7UY

Facilities: Collections

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