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Business Details
Trusted Windows & Doors Manufacturer in Derby
At Kensington Windows, we are proud to operate as a family-run business dedicated to delivering high-quality windows, doors, and conservatories. With decades of combined experience in the industry, our team specialises in manufacturing UPVC windows, composite doors, and energy-efficient glass solutions, alongside sourcing premium products from trusted partners like Bison and the Genesis Collection. Our commitment to excellence is reflected in our use of specialist technology and skilled craftsmanship at our Derby-based factory, ensuring all products meet rigorous energy efficiency standards and CE compliance.

We serve a diverse clientele, including house builders, architects, and homeowners, providing expert advice and tailored solutions to meet their specific needs. Our trade counter staff, renowned for their expertise and friendly service, ensure every customer receives the highest level of support. As innovators in product development, we continuously expand our range to maintain our position at the forefront of the industry, prioritising quality and reliability in every product we supply.
Services
UPVC Windows Composite Doors Conservatories Roofs Energy-Efficient Glass
Highlights and features
  • We are a family-run business with decades of industry experience.
  • Our products are manufactured using specialist technology and skilled craftsmanship.
  • All our windows and doors are energy-rated and CE Compliant.
  • We offer expert advice and tailored solutions for homeowners and professionals.
  • Our trade counter staff provide friendly, knowledgeable support.
Associations and certifications
  • CE Compliant
Services
UPVC Windows
Our UPVC windows combine durability and energy efficiency, designed to enhance thermal performance while maintaining aesthetic appeal. Manufactured with specialist technology, they are CE-compliant and ideal for modern and traditional properties. Homeowners benefit from reduced heating costs and long-term reliability.
Composite Doors
Composite doors offer superior security and insulation, crafted from high-quality materials to withstand extreme weather. Available in various styles, they provide a secure, energy-efficient entrance while adding visual appeal to residential properties across Derby and surrounding areas.
Stratus Lantern Roofs
The Stratus Lantern Roof system delivers sleek, thermally efficient roofing for extensions. Its innovative design minimises heat loss in winter and glare in summer, creating comfortable, light-filled spaces. Ideal for kitchen-diner extensions, it blends contemporary aesthetics with practical performance.
Energy-Efficient Glass
Our low-emissivity glass reduces heat loss by up to 20%, lowering energy bills and carbon footprints. Designed for modern and traditional homes, it enhances thermal insulation while maintaining clarity. Pilkington Activ options add self-cleaning benefits for hassle-free maintenance.
Conservatories
Custom-built conservatories transform homes into bright, versatile living spaces. Using energy-rated materials, we create structures that maximise natural light and thermal efficiency, ensuring year-round comfort. Perfect for entertaining or relaxing, they add value and functionality to any property.
Questions
What products does Kensington Windows Windows offer?
We supply UPVC windows, composite doors, conservatories, Stratus Lantern Roofs, and energy-efficient glass solutions for residential and commercial properties.
Are your products energy efficient?
All our windows and glass are energy-rated as standard, with options like low-E and self-cleaning glass to improve thermal performance and reduce bills.
Do you serve both homeowners and trade professionals?
Yes, we cater to homeowners, architects, builders, and installers, offering tailored advice and competitive pricing for all clients.
Where are you based?
Our factory and showroom are located on Ascot Drive in Derby, serving customers across Derbyshire and surrounding areas.
What are your opening hours?
Our trade counter is open Monday to Friday, 8:00 AM to 4:30 PM. We are closed on weekends and bank holidays.