
Custom Steel Doors and Windows London
Bespoke Steel Doors Designed, Manufactured & Installed
our architectural steel windows and doors are made for everyday performance. We collaborate closely with architects, developers, and designers to manufacture elegant and functional steel windows and doors for high-end residential and commercial projects.
With over 20 years of industry and technical expertise, we are dedicated to the highest standards of quality and sustainability-driven craftsmanship. Our end-to-end process is highly detail-oriented and supported by a rigorous, quality-assured manufacturing process, ensuring guaranteed lead times, precision fabrication, and seamless installation.
London’s Custom Steel Door Specialists
Whether you're renovating a Victorian home, extending your property, or creating a contemporary commercial space, custom steel doors provide the perfect balance of timeless design, security, and lasting performance. Their slimline frames maximise natural light while creating elegant, open spaces that complement both traditional and modern architecture.
Every property is different, which is why made-to-measure steel doors are designed to your exact specifications. Whether you need a striking front entrance, internal glazed partitions, French doors, or bi-fold steel doors, a bespoke solution ensures the perfect fit and finish.

Bespoke steel doors installation with slimline glazing and high-quality finish.

Slimline steel doors supplied and installed across London.

Internal steel bifold doors ideal for separating rooms while keeping an open-plan feel.

Bespoke steel doors installation with slimline glazing and high-quality finish.
Bespoke Steel Doors Designed, Manufactured & Installed
At Swift Glazing, we specialise in the design, manufacture, and installation of bespoke steel doors across London. Combining expert craftsmanship with premium materials, we create custom steel door solutions that enhance homes and commercial properties with exceptional quality, security, and timeless architectural style.
Our comprehensive service includes:
Manufactured to Measure
Our steel doors and windows are manufactured to measure, ensuring a precise fit for every project. Crafted with high-quality steel, they combine strength, durability, and modern design to deliver secure, stylish, and long-lasting solutions for residential and commercial spaces.
Professional Installation
Our experienced team guarantees precise, secure, and durable installation for all doors, ensuring they perform flawlessly in any environment.
Unmatched Quality and Strength
We prioritize strength, security, and longevity in every door we produce and install, providing peace of mind for both residential and commercial properties.
Choose Swift Glazing Ltd for a seamless blend of custom craftsmanship and professional service. We are committed to delivering internal and external steel doors that combine security, style, and durability.
Contact us today for a consultation and experience the difference of a truly custom steel door solution.
Residential & Commercial
Steel Door Glass Replacement
Our bespoke steel doors and windows are designed for both residential and commercial properties. Combining exceptional durability, security, and timeless style, each product is manufactured to measure to meet the highest standards of quality and performance.
Enhance the security and appearance of your steel doors with our expert glass replacement services. We provide high-quality, durable glass inserts that restore functionality and style, ensuring your steel door remains secure and visually appealing. Fast, reliable, and tailored to your specific door design.
Steel Door Repairs
Keep your steel doors secure and functioning perfectly with our expert repair services. From fixing dents and corrosion to replacing damaged components, we ensure quick, reliable solutions that restore strength, security, and performance. Trust us to handle all your steel door repair needs efficiently.
Understanding Of Internal and External Steel Doors
Internal Steel Doors
These doors are installed inside buildings and are primarily designed for security, fire resistance, or soundproofing within residential, commercial, or industrial spaces. They help create secure, private, and safe environments inside your property, whether separating different rooms, offices, or storage areas. Internal steel doors are built to withstand daily use and provide a durable barrier while enhancing the interior aesthetic.


External Steel Doors
These doors are positioned at the entry points of a property, such as main entrances, garage doors, or exterior access points. External steel doors are engineered to withstand harsh weather conditions, resist forced entry, and provide maximum security. They are often reinforced with additional security features and weatherproofing to ensure longevity, safety, and energy efficiency in outdoor environments.
Steel Doors & Windows Manufacturing Process
At Swift Glazing, every steel door and window is carefully designed, manufactured, finished, glazed, and installed to ensure strength, durability, and a high-quality finish.
Site Survey
We visit the site, take accurate measurements, and confirm the project requirements.
Glazing
The glass is installed into the frames according to the required specification.
CAD Drawing
We prepare detailed CAD drawings for approval before production begins.
Installation
Our team fits, fixes, seals, and adjusts the doors or windows on site.
In-Store Help
The steel frames are fabricated to the agreed design and specification.
Completion
Final checks are completed before the project is handed over.
Powder Coating
Frames are powder coated in the chosen colour for a durable, high-quality finish.
Aftercare
We provide care and maintenance guidance after completion.
Our Custom Steel Door Range
Steel Cavity Sliding Doors
Our custom-made steel cavity sliders offer a seamless. space-saving solution without compromising on design impact.
Hinged Single Steel Doors
Enhance your home with our custom-made single hinged steel doors, designed to bring in natural light and add a touch of elegance to any space.
Entrance/ Front Steel Doors
First impressions count. Our custom-made steel entrance doors offer a perfect blend of security, durability, and aesthetic appeal.
Sliding Steel Doors
Maximize your space with our custom-made sliding steel
doors, ideal for both residential and commercial settings.
Hinged Double Steel Doors
Open up your space with our fully customizable double steel doors, designed to bring in natural light and add a touch hinged steel doors, creating a luxurious and expansive feel in any setting.
Arched Steel Doors
Make a striking architectural statement with our arched steel doors or steel windows, combining timeless elegance with modern design.
Bifold Steel Doors
Bring the outdoors in with our custom-made bi-fold steel
doors, perfect for expanding living spaces and creating seamless indoor-outdoor transitions.
Pivot Steel Doors
Make a bold statement with our pivot steel doors, offering greater height and width than hinged doors.
French Steel Doors
Elevate your space with our elegant French steel doors, combining timeless design with unmatched security and durability. Perfect for both interior and exterior applications
Why Choose Steel Doors?
Steel doors and Windows are the perfect combination of style, strength, and performance. Whether you're upgrading your home or enhancing a commercial property, bespoke steel doors offer long-lasting benefits that improve both the appearance and functionality of your space.
Enhanced Security
Steel is one of the strongest building materials available, providing outstanding protection and peace of mind without compromising on design.
Improved Energy Efficiency
Modern thermally broken steel doors help reduce heat loss, improve insulation, and contribute to a more energy-efficient property.
Maximised Natural Light
Slim steel frames allow for larger glass panels, flooding interiors with natural light and creating bright, open living and working spaces.
Built to Last
Unlike many alternative materials, steel resists warping, cracking, and weathering, delivering decades of reliable performance.
Luxury Architectural Appearance
With their clean lines and timeless aesthetic, steel doors bring a premium, contemporary look that complements both traditional and modern properties.
Increases Property Value
High-quality bespoke steel doors are a desirable architectural feature that can enhance the appeal and value of your property.
Elegant Slimline Frames
The strength of steel allows for ultra-slim profiles, creating a sleek, minimalist finish while maintaining exceptional structural integrity.
Low Maintenance
