Trade Supply

Diversify your product portfolios

All manufactured in-house by our talented team in Essex


Allowing installers and home improvement companies in the UK to fit only the best uPVC and aluminium windows and doors, GJB Window systems specialise on providing an exceptional fabrication and supply service. With a wide range of systems that includes the likes of Eurocell and Residence, all come engineered to surpass Building Regulations standards.

Combining the best brands with the best craftsmanship

Choosing us as your trade supplier means being able to tap into over 25 years of industry knowledge and experience, all of which we apply to every frame that leaves our factory. Outside of the products themselves, installers can also make the most of our marketing support and aftercare services to continue inspiring homeowners and staying ahead of the competition. Customer service, high-end products, fast turnaround times – GJB Window Systems does it all.

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RaumTimeless CollectionEurocellResidence CollectionMake it yours

Join our network

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

Get In Touch

Find out more about our products


Head Office

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

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Factory's

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

Facilities: Collections

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