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Business Details
47 Years
experience
High Security Windows and Doors in Uxbridge
Established in 1979, Capital Windows has built a reputation as a trusted provider of high-security windows and doors in Uxbridge. With over 45 years of expertise in the fenestration industry, we specialise in manufacturing and installing tailored solutions, including bi-folding doors, sliding doors, entrance doors, and both aluminium and uPVC windows. Our commitment to quality is underscored by our Fensa registration and membership in professional organisations such as the Glass and Glazing Federation and The Conservatory Association. We offer energy-efficient products compliant with the latest regulations, backed by insurance-backed guarantees.

Our family-run business combines traditional craftsmanship with modern technology, serving residential, commercial, and trade clients. Customer satisfaction remains our priority, reflected in testimonials praising our competitive pricing, professional service, and energy-saving results. Our showroom in Uxbridge provides a hands-on experience for customers to explore our extensive product range, supported by free consultations and no-obligation quotations.
Services
Bi-folding Doors Sliding Doors Entrance Doors Aluminium Windows uPVC Windows
Details
  • Year established: 1979
Highlights and features
  • We have over 45 years of experience in the fenestration industry.
  • Our products are Fensa registered and energy-efficient.
  • We manufacture our own products, ensuring quality control.
  • We are members of the Glass and Glazing Federation.
  • We offer insurance-backed guarantees for all installations.
Associations and certifications
  • Fensa
  • Glass and Glazing Federation
  • The Conservatory Association
What people say
Resolved drafts Saving energy bills Exceptional service Competitive pricing Feel secure
Services
Bi-folding Doors
Our bi-folding doors combine sleek design with functionality, offering seamless transitions between indoor and outdoor spaces. Crafted from durable materials, they provide thermal efficiency and enhanced security. Ideal for modern homes seeking style and practicality.
Aluminium Windows
Aluminium windows offer slim frames and robust durability, perfect for contemporary properties. They deliver excellent thermal performance and low maintenance, ensuring long-term energy savings and aesthetic appeal for residential and commercial buildings.
Entrance Doors
Our entrance doors prioritise security and curb appeal, featuring advanced locking systems and customisable designs. They are engineered to withstand forced entry while complementing your property's architectural style with a range of finishes.
uPVC Windows
uPVC windows provide cost-effective, energy-efficient solutions with minimal upkeep. Their multi-chambered profiles enhance insulation, reducing noise and heating costs while maintaining a modern appearance for traditional and contemporary homes.
AK Touch Secure
AK Touch Secure smart locks offer remote access control via mobile apps, integrating with voice assistants for convenience. They feature multiple entry methods and manual override, ensuring security and flexibility for homeowners and businesses.
Questions
What types of windows and doors do you offer?
We provide bi-folding doors, sliding doors, entrance doors, aluminium windows, uPVC windows, and smart locking systems like AK Touch Secure.
Are your products energy-efficient?
Yes, all our windows and doors are Fensa registered and meet current energy efficiency regulations to reduce heat loss and bills.
Do you offer guarantees on installations?
We provide insurance-backed guarantees for all installations, ensuring long-term quality and customer confidence.
Can I visit your showroom?
Our Uxbridge showroom is open Monday to Friday 10am–5pm, and Saturday mornings by appointment.
Are you a family-run business?
Yes, we are a family-run company with over 45 years of experience in manufacturing and installing windows and doors.
Do you serve commercial clients?
Yes, we offer tailored solutions for residential, commercial, and trade clients, including bespoke aluminium systems.