Multitrades Windows & Doors
Quality you can rely on
Manufacturers of Bi-fold Doors | Supply & Install Doors | Schüco Bi-folding Doors
Bi-Folding Doors / Sliding Doors / French Doors Entrance Doors / Crittal Style Internal DoorsSchüco Windows & Doors / Double Glazing WindowsCasement Windows / uPVC Sash Windows / Flush Fit Lantern Glass Roofs / Flat Skylight / Lean To Roofs
Multitrades Windows & Doors
Your Trusted Partner for Aluminium & uPVC Windows, Doors, Roofs & Glazing Solutions
At Multitrades Windows & Doors, we specialise in the design, manufacturing, supply, and installation of high-quality Aluminium and uPVC windows, doors, roofs & conservatoriesfor both residential and commercial properties. As a family run business, we are committed to providing excellent customer service, good value products and a wide range of products
Based in Watford, we proudly serve Hemel Hempstead, Milton Keynes, London, Luton, St Albans, Hertfordshire, Buckinghamshire, and beyond—bringing tailored, innovative glazing solutions to homes and businesses across the region.
Focusing on Quality, we are proud to be partners with Schüco UK Aluminium, which are truly a benchmark in the glazing industry.
Multitrade Windows & Doors – Quality Beyond Measure |Multitrade Windows & Doors – Quality Beyond Measure |
Doors: Expert Manufacture, Supply & Installation by Multitrades Windows & Doors
Crafting the Perfect Welcome: Bespoke Doors for Every Home
At Multitrades Windows & Doors, we believe a door is more than just an entryway – it’s a statement of style. Moreover, it is a promise of security and a gateway to your home. This why, we offer a complete, end-to-end service. This would include managing every step from initial design and bespoke manufacturing to precision installation and dedicated aftercare. Whether you’re seeking a show-stopping entrance, elegant internal doors, or seamless access to your garden, our extensive range of Aluminium, uPVC, and Composite doors are made to measure, ensuring a perfect fit for your property and your taste.
As a FENSA certified company, every installation we perform is backed by a comprehensive warranty, giving you absolute peace of mind in the quality and compliance of our work. Experience the Multitrades Windows & Doors difference – one company, one standard of excellence, from our workshop to your home.
Premium Windows – Manufacture, Supply & Installation
Complete Window Solution for every property
At Multitrades Windows & Doors, we provide a comprehensive, end-to-end window solution for homeowners and developers across Watford, London, and Hertfordshire. We combine precision manufacturing, a curated supply of market-leading products, and expert, FENSA-certified installation to transform your property. From sleek Schüco aluminium frames to versatile Eurocell uPVC systems, our bespoke windows are designed to enhance your home’s security, energy efficiency, and aesthetic appeal.
Our unique all-in-one service means you deal with a single, dedicated team from the initial design consultation through to manufacturing, installation, and aftercare. This guarantees seamless quality control, clear communication, and ultimate peace of mind. Experience the difference with Multitrades Windows & Doors and invest in windows that are built to last.
Bespoke Glass Roofs – British Made, Beautifully Installed
Transform Your Home & Flood it With Light
Flood your home with natural light and transform your living space with a bespoke glass roof manufactured right here in Britain. From elegant roof lanterns and sleek lean-to systems to minimalist flat skylights. Every solution is made to measure at our Watford factory using high-performance aluminium and advanced thermal glazing. Every project is unique, this why, we offer full range of bespoke glass roof configurations. Choose from our three most popular systems – each fully customisable, and each benefiting from the same rigorous British manufacturing standards.
Whether you’re extending a kitchen, upgrading a conservatory or designing a modern commercial space, our made-to-order glass roofs deliver exceptional energy efficiency, stunning contemporary aesthetics and lasting weather resistance. All installed by our own specialist teams across London, Hertfordshire and Buckinghamshire.
Quality Windows & Door
Our wide range of products for new builds, self-builds & renovations extends from traditional sash windows, bespoke timber entrance doors to modern roof lights, bi-folds and sliding patio.
All our work is guaranteed, and we have an after-sales service that we will ensure you are 100% satisfied during and after installation.
At Multitrades Windows & Doors, we are conscious of our planet and always try to use the most environmentally friendly and sustainable option. We are a responsible manufacturer and only source materials from suppliers who practice sustainable development.
Proud Schüco Partner
German Precision, British Craftsmanship
We are proud to stand as an approved partner of Schüco, one of the world’s most respected names in premium window, door, and glazing technology. This partnership is not just a badge—it is a reflection of our shared commitment to quality, precision, and long-lasting performance. As a Schüco partner, we have direct access to their advanced aluminium systems, allowing us to manufacture, supply, and install products that meet the highest engineering standards in the industry.
Every Schüco window, door, and glazing system we handle is expertly manufactured and fitted by our experienced team, ensuring flawless operation, exceptional thermal efficiency, and striking design. Whether you are upgrading your home or working on a new build project, you can trust us to deliver a complete service from start to finish. And because we believe in backing our work with real accountability, every installation comes with a full comprehensive warranty—giving you total confidence in your investment.
When you choose Multitrades Windows & Doors, you are not just choosing beautiful windows and doors. You are choosing the reassurance of Schüco engineering, the skill of local experts, and the protection of a warranty that puts you first. Contact us today to discuss your next project and experience the difference true partnership makes.
Multitrades Windows & Doors offer End-to-End Service
At Multitrades Windows & Doors, we don’t just sell windows, doors & glazing. We manage the entire process from initial concept to completion.
Get in Touch Today!
Let’s Work Together.
Windows & Doors directly from Manufacturer
Consultation & Design
Consultation & Design
Start a free quote by completing our interactive custom door builder, calling or visiting our showroom, and our estimator will help you choose the right windows & doors for your project!
Survey & Manufacture
Survey & Manufacture
Once a contract is in place our qualified surveyor will visit your site and after all details are confirmed we can proceed to manufacturing in our factory.
Professional Installation
Professional Installation
When your order is ready our FENSA registered fitters will install your products (unless you choose supply only option).
Warranty & FENSA
Warranty & FENSA
If you have filled in our Satisfaction note and ticked you require FENSA then we will register your Installation.
Customer Reviews
Highly recommended.
The black windows have completely transformed our home. They look stunning against the brickwork, and the house feels much warmer now. The installation team was professional, punctual, and left everything spotless. Highly recommended.
R H
in Acton
Beautiful and Authentic
You would hardly know these aren’t the original timber sashes. They look beautiful and authentic, but the difference in warmth and noise is incredible. Our terraced house is so much quieter now, and no more draughts. The installation team was respectful of our period home and left everything spotless.
Mr T
in Hammersmith
New Windows
Delighted with my new windows. A competitive price and excellent Customer Service. I have no hesitation in recommending MULTITRADES.
S B
in Borehamwood
The attention to detail was outstanding
The arched aluminium patio doors look incredible and have completely transformed the space. The attention to detail was outstanding, and the installation was handled professionally from start to finish. We couldn’t be happier with the result.
Mr S
in Mill Hill
Really pleased with or new windows
We’re really pleased with how the new windows turned out. The difference in warmth and noise reduction was immediate, and the anthracite finish looks fantastic against the brickwork. The team from Multitrades Windows & Doors were efficient, polite, and left everything spotless. Great service and great quality.
Mr. D
in Harrow
Flush fit windows really suit the style of our home
The flush fit windows look fantastic and really suit the style of our home. The quality is excellent, and we’ve already noticed a difference in warmth and noise levels. The team were professional, efficient, and left everything clean and tidy.
Miss J A
in Chalfont St Gilles
Everything was completed to a very high standard
The aluminium French doors look fantastic and have really improved the space. They open beautifully onto the garden and bring in so much more light. The installation team were professional, tidy, and completed everything to a very high standard.
Mrs V
in Clapham
First-class work
The new white aluminium windows and door look absolutely correct for our period Belgravia home, but the performance is light years ahead of the old steel units. The house is warmer, quieter, and the door feels wonderfully secure. The installation team was meticulous and respectful of our property. First-class work.
Mr E
in Belgravia
The house feels much brighter and warmer
I’m really happy with the new windows and sliding door. The house feels much brighter and warmer, and everything looks very modern. The team were professional, friendly, and completed the work to a high standard.
Miss S W
in Edgware
It feels like a natural extension of the living space
The new aluminium French door has completely transformed our flat. The terrace now feels like a natural extension of the living space, and the door opens beautifully. The flat is warmer, quieter, and looks absolutely stunning. The installation team was professional, tidy, and a pleasure to deal with. Highly recommended.
L.T.
in Woodford Green
Our Showroom
You are more than welcome to visit our showroom.
We are open MON – FRI 8.00am – 4.30pm
SAT – By Appointments Only
For outside working hours or weekends appointments, feel free to call us on 01923238322 or email at [email protected]
We’ll be happy to meet up and discuss your Glazing, Windows & Doors Project
Multitrades Windows & Doors
Our Recent Windows & Doors Projects
Areas We Cover
Watford
Hemel Hempstead
Milton Keynes
Loton
Buckingham
Leighton Buzzard
London
Hammersmith
St Albans
Aylesbury
East Finchley
Harrow
Stanmore
Pinner
Ruislip
Dunstable
Amersham
Chesham
Harpenden
Borehamwood
Barnet
Northwood
Rickmansworth
Camden
Chelsea
City of Westminster
Berkhamsted
Tring
Chalfont St Giles
Chalfont St Peters
Gerrards Cross
Radlett
Fulmer
Toddington
Chigwell
Tower Hamlets
Islington
Haringey
Willesden
Cricklewood
West Hampstead
Windsor
Canary Wharf
Bedfordshire
Areas We Cover
The Multitrades Knowledge Hub
Expert Insights on Composite, uPVC & Aluminium Windows & Doors
Stay at the forefront of home improvement with the Multitrades Windows & Doors blog. Dive into our articles for deep dives on thermal efficiency, the latest trends in bi-fold and sliding doors, essential home security advice, and detailed guides to understanding why you should choose Quality Windows & Doors for your Watford, or London home.
Frequently asked questions
They are dual-function windows that can either tilt inward from the top for secure ventilation or open fully inward from the side for maximum airflow and easy cleaning.
A single handle controls both functions. The first turn opens the window in the tilt position. The second turn allows the window to swing open inwards.
Yes, we manufacture and supply high-quality uPVC Tilt & Turn Windows, which offer excellent thermal performance, low maintenance and great value.
Absolutely. We specialise in slimline aluminium Tilt & Turn Windows, perfect for achieving a modern, contemporary look with maximum glass area.
Yes, they are highly energy-efficient. With modern frames and advanced double or triple glazing, they can significantly reduce heat loss from your home.
They are designed with modern security in mind, featuring multi-point locking systems. The tilt position also allows for secure ventilation.
Yes, they are an excellent choice for upstairs rooms due to their secure ventilation and the ease with which the external glass can be cleaned from inside.
Yes. The inward-opening “turn” function allows you to easily reach and clean the outside pane of glass from within your home
Yes. Composite doors are available in traditional styles with woodgrain finishes that complement period properties. They offer the beauty of timber without the maintenance headaches.
Schüco smart systems are designed to integrate with broader smart home platforms, allowing your door to work in concert with lighting, alarms, and heating. Our team can advise on compatibility with your existing setup.
While the initial investment for a composite door is higher than for a standard uPVC door, they offer significantly better performance, security, longevity, and aesthetics, representing far greater long-term value for your money.
They are dual-function windows that can either tilt inward from the top for secure ventilation or open fully inward from the side for maximum airflow and easy cleaning.
Yes, modern Crittall style doors are designed for efficiency. External doors typically feature double or even triple glazing and “thermally broken” frames (a layer of insulation between the internal and external frame) to prevent heat transfer. For security, external steel-framed versions often include reinforced glass and multi-point locking systems, making them highly robust.
A popular combination is a lantern glass roof over the dining or island area and aluminium bi-fold or sliding doors opening to the garden. This floods the space with light from above and the rear, creating a bright, social heart of the home.
Absolutely. This is one of the key benefits of an orangery. Its solid structure and integrated feel make it perfect for use as a kitchen, dining room, main lounge, or even a home office.
The ADS 70.HI system is designed for outward opening, which is often preferred for better weather sealing and saving internal space. Inward opening variants are also available – just ask our team.
Quality aluminium sliding doors can be specified with multi-point locking and robust hardware. Security features vary by product and configuration, so it is important to choose a reputable system and professional installation.
No. The advanced thermal break technology ensures the interior frame stays close to room temperature, eliminating the “cold feel” associated with old, non-thermally broken aluminium.
Our manufacturing capabilities encompass over 150 RAL colours with finishes including matte, satin, gloss, textured, and metallic effects. Wood-effect finishes convincingly replicate timber aesthetics without associated maintenance burdens. Dual-colour options allow different interior and exterior finishes—perhaps anthracite grey externally with white internally to complement interior décor.
With proper installation and care, quality uPVC windows can last 20–30 years or more. Many manufacturers offer guarantees of 10 years or longer, reflecting the durability of modern materials and construction.
Generally, yes. Three panes and two insulating cavities usually reduce heat loss more than two panes and one cavity. However, the actual difference depends on the complete window system – frame, glazing specification, spacers, seals and installation – not just the number of panes.
Every door we provide is made-to-measure. Our process begins with a professional survey conducted by one of our experts. They will visit your home to take precise measurements of your existing opening and discuss all details on-site. This ensures your bespoke Crittall style door is manufactured to fit perfectly, eliminating any issues with irregular-sized openings.
The cost of Tilt & Turn Windows varies depending on several factors, including window size, the number of windows required, frame material (uPVC or aluminium), glazing specification, colour/finish, hardware options and installation requirements. For an accurate price, we recommend requesting a free, no-obligation quote.
Lead times vary, but we will always provide you with a clear timeline during your quotation.
Schüco Bi‑Fold Doors are a range of aluminium folding door systems manufactured by Schüco International, a leading German brand. They are designed to concertina to one or both sides, opening up large apertures with slim frames and high‑performance glazing.
Absolutely. The clean lines of our aluminium casement windows are perfect for contemporary homes, while our uPVC and timber-aluminium composite options can be tailored with traditional details and colours to sympathetically enhance period properties.
Absolutely. We stand behind the quality of our products and workmanship. All our windows come with comprehensive guarantees—ask our team for specific details on the 10-year guarantee on profiles and installation.
Absolutely. We specialise in creating windows that complement your home’s architecture, from traditional sash windows for period properties to sleek, modern designs for contemporary builds.
