Business Details
41 Years
experience
Premium Aluminium Windows & Doors Since 1985
Established in 1985, Duration Windows has built a reputation as a leading UK manufacturer of premium aluminum windows and doors. Our commitment to quality craftsmanship and innovative design has positioned us as a trusted partner for trade professionals and homeowners nationwide. With a focus on bespoke solutions, we offer a comprehensive range including bi-folding doors, heritage windows, and secondary glazing tailored to exact specifications. Our in-house production capabilities, supported by a dedicated team with decades of collective experience, ensure precision engineering and timely delivery.Recognized with industry awards such as the Platinum Business Award and accolades for sustainability, we combine technical expertise with practical support services including marketing assistance, product design tools, and nationwide delivery. Our 10-year product guarantee reflects confidence in both materials and manufacturing processes, while our showroom in Canvey Island provides hands-on experience of our product range. Through continuous investment in technology and staff development, we maintain our position at the forefront of aluminum fenestration solutions.
Services
Aluminium Bifold Doors
Heritage Windows
Secondary Glazing
Commercial Systems
Steel Replacement
Aluminium Roof Lanterns
Details
- Year established: 1985
Highlights and features
- Manufacturing excellence since 1985 with continuous operational history
- Bespoke design capabilities using 3D configurators and technical support
- Nationwide delivery with GPS-tracked fleet and scheduled appointments
- 10-year product guarantee covering all manufactured components
- Dedicated trade support including marketing materials and fitter networks
Associations and certifications
- Platinum Business Award
- BUILD Best Aluminum Windows & Doors 2025
What people say
Great service
Friendly manner
Efficient team
Professional support
Smooth process
Services
Aluminium Bifold Doors
Precision-engineered bi-folding doors combine sleek aluminum profiles with secure multi-point locking systems. Available in custom sizes and RAL colour finishes, these doors feature low threshold options and thermal breaks for energy efficiency. Our technical support team assists with specification and installation planning.
Heritage Windows
Authentic steel-replacement windows maintain traditional aesthetics while incorporating modern insulation standards. Bespoke dimensions and period-appropriate detailing ensure compliance with conservation area requirements while improving thermal performance through advanced glazing technology.
Secondary Glazing
Energy-efficient secondary glazing units reduce heat loss by up to 60% while maintaining original window integrity. Custom-fitted systems include tilt-in options for easy cleaning and acoustic insulation upgrades for commercial environments.
Commercial Systems
Tailored aluminum solutions for commercial projects include curtain walling, shopfronts, and partitioning systems. Technical specifications meet Part L building regulations with support documentation and on-site installation guidance available for contractors.
Fast Track Production
Priority manufacturing service delivers standard products within 7-10 working days. Available for stocked window and door systems, this accelerated process maintains full quality control while meeting tight project deadlines without additional engineering charges.
People
G. Chelton
Company Director
Leading strategic operations with over 20 years' experience in aluminum fenestration. Oversees production standards and business development while maintaining focus on technical innovation and customer satisfaction.
Vicky
Sales Support
Provides order assistance with attention to detail, ensuring accurate specifications and timely processing. Recognized for exceptional customer service in coordinating complex window and door installations.
Amber
Order Processing
Specializes in handling trade orders with precision, maintaining clear communication throughout the manufacturing cycle. Acknowledged for patience in addressing technical queries from construction professionals.
Chloe
After Sales
Coordinates post-purchase support including delivery scheduling and technical troubleshooting. Ensures seamless project completion through effective logistics management and client liaison.
Ken
Technical Team
Provides expert installation guidance with practical knowledge of aluminum systems. Assists trade customers with engineering solutions and on-site problem resolution for complex fenestration requirements.
Questions
How can I obtain a quotation for your products?
Submit written specifications via email, fax, or our online estimator tools. Trade customers require purchase orders or company letterhead for pricing requests.
Do you offer nationwide delivery?
Yes, we deliver across mainland UK using our GPS-tracked fleet with scheduled appointments and real-time tracking available for all consignments.
What installation options are available?
Choose from supply-only, supply-and-fix, or full installation through our approved fitter network covering all UK regions.
Are urgent orders possible?
Our Fast Track service delivers stocked products within 7-10 working days for standard window and door systems with no additional engineering charges.
What warranty applies to your products?
All products carry a 10-year guarantee covering manufacturing defects, with 5-year coverage for integrated blinds included in our comprehensive warranty terms.
Can I visit your showroom?
Book an appointment at our Canvey Island showroom to view full product range, with virtual options available during standard business hours.
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