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Business Details
41 Years
experience
Aluminium Windows & Doors Since 1985
Established in 1985, Duration Windows has built a reputation as a trusted manufacturer of high-quality aluminium windows and doors. Our expertise lies in crafting bespoke, made-to-measure products tailored to exact specifications, ensuring durability and aesthetic appeal. With a focus on innovation, we offer a comprehensive range including bi-folding doors, heritage windows, and secondary glazing. Our in-house delivery fleet and technical support services underscore our commitment to customer satisfaction. The companys showroom in Essex provides a hands-on experience, complemented by virtual appointments for nationwide accessibility.

Over four decades, we have maintained a dedication to excellence, evidenced by industry awards and a 10-year product guarantee. Our team prioritises transparency, offering detailed guidance on product selection, installation, and after-sales support. By combining advanced manufacturing techniques with a client-centric approach, we serve both trade and private customers across the UK. Our sustainability initiatives and recognition in environmental practices reflect our forward-thinking ethos. Regular participation in industry events and partnerships with experienced installers further solidify our position as a market leader.
Services
Aluminium Bifold Doors Secondary Glazing Heritage Windows Sliding Patio Doors Aluminium Roofs Commercial Systems Steel Replacement Product Design Tools Marketing Support Fast Track Delivery
Details
  • Year established: 1985
Highlights and features
  • We offer a 10-year guarantee on all products.
  • Our in-house delivery fleet ensures nationwide accessibility.
  • Bespoke products tailored to exact specifications.
  • Fast Track Ordering for urgent projects.
  • Award-winning sustainability and innovation.
Associations and certifications
  • 10 Year Guarantee
What people say
Great service Friendly manner Efficient team Timely deliveries Expert advice
Services
Aluminium Bifold Doors
Durable, sleek aluminium bifold doors designed for seamless indoor-outdoor living. Available in custom sizes and finishes, these doors enhance natural light and provide thermal efficiency. Ideal for residential and commercial spaces requiring modern access solutions.
Secondary Glazing
Cost-effective secondary glazing units to improve insulation and noise reduction. Tailored to fit existing windows, these systems offer enhanced energy efficiency without compromising aesthetic appeal or structural integrity.
Heritage Windows
Authentic heritage windows replicating traditional steel designs with modern aluminium durability. Perfect for period properties or projects requiring historical accuracy with contemporary performance standards.
Fast Track Delivery
Accelerated manufacturing and delivery service for time-sensitive projects. Ensures priority processing within 7-10 days for stocked products, minimising delays without sacrificing quality or precision.
Marketing Support
Comprehensive marketing resources for trade partners, including custom brochures, product samples, and lead generation. Enhances business growth through collaborative promotional strategies and technical expertise.
People
G. Chelton
Company Director
Leading Duration Windows with over 20 years of industry experience, G. Chelton oversees strategic operations and quality assurance. Committed to innovation and customer satisfaction, he drives the company's growth while maintaining its founding principles.
Questions
What products does Duration Windows manufacture?
We produce aluminium windows, doors, bi-folds, heritage ranges, secondary glazing, and commercial systems tailored to exact specifications.
Do you offer nationwide delivery?
Yes, our in-house fleet delivers to mainland UK, with pricing varying by location and order value.
Can I get a bespoke design?
All products are made-to-measure, with online design tools and technical support to create custom solutions.
What guarantees do you provide?
A 10-year product guarantee covers all items, with 5 years on integrated blinds.
How can trade customers access support?
Trade partners receive marketing materials, leads, technical downloads, and personalised brochure services for business growth.
Is urgent ordering available?
Fast Track Ordering delivers stocked products within 7-10 days for an additional fee, excluding surveys or installation.
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