
THE MODERN WINTER GARDEN
All the light. None of the compromise.
A winter garden is more than an extension. It is a light-filled room you can enjoy in every season, whatever the weather. Unlike a standard conservatory, it blends advanced design with high insulation and sleek glazing, so it stays warm through winter and comfortable in summer.
At Glass House Architecture, our bespoke winter gardens are made to order and engineered to the highest thermal and weather performance. With slim aluminium frames, structural glass and integrated shading, the result is a striking, energy-efficient room and a genuine investment in your property.
A space defined by light, comfort and craftsmanship, built around the way you live.






WHY A WINTER GARDEN
Built to be used every day of the year
A winter garden earns its place because it performs as beautifully as it looks.
More light and space
A sleek glazed roof and slim-frame doors flood the home with daylight.
Year-round comfort
Fully insulated and engineered for thermal performance, warm in winter and cool in summer.
Seamless flow
No need for an internal door between the old and new space, so the home flows as one.
Fully bespoke
Designed around your architecture, whether the home is modern or traditional.
Climate control
Ventilation, heating, lighting and shading automated with a weather console.
Adds real value
A striking, energy-efficient room and a genuine investment in the property.
Specification
What goes into a modern winter garden
Premium materials and engineering as standard. Every element is specified for performance and for the life of the building.
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Thermally broken aluminium frames
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Full structural steel where required
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A++ rated double or triple glazing
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Integrated, discreetly wired LED lighting
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Solar-control, self-cleaning glass roof
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Remote-control blinds and shading
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Slim-frame sliding or bifold glass walls
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Underfloor heating ready
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Floor-to-ceiling structural glazing
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Bespoke RAL colour matching
purpose of a WINTER GARDEN
The extension that never turns its back on the garden.
A winter garden gives you more glass than any other type of build. A traditional conservatory is often busy with a lot of glazing detail, and a solid extension blocks the garden from view, but a winter garden uses a glazed roof and full-height glass walls, and it is built to be used all year. Modern solar-control glass and proper heating mean it stays comfortable in January as well as June, which the conservatories of twenty years ago never managed. You get a room that feels like part of the house and part of the garden at the same time.
Winter gardens are where our design work shows most. Each one is drawn for its own site and outlook rather than built from a standard footprint, whether that means an asymmetric roofline to suit the house or a glass link between two buildings. Our winter gardens have won awards because we treat the design stage seriously: proportion and light are worked out before a single frame is specified. An uninterrupted view where a solid wall would have been, and sky seen through glass where a ceiling might be.
Glass where a wall would have been, and a view where a ceiling should be.

WINTER GARDEN GALLERY
A look at our winter gardens



In their words
Trusted on the homes that matter most
At Glass House Architecture we design and build high-end glass extensions, hardwood orangeries and luxury conservatories. Every structure is made to order, engineered for your property and finished to an exacting standard using premium materials.
From a winter garden on a contemporary home to a traditional orangery on a listed building, each project is managed from first sketch to final detail by people who understand design and structure in equal measure.
1946
EXPERTS IN DESIGN since
★★★★★
RATED FIVE STARS
100%
SATisfaction guarantee
We experienced a first class service from Glass House Architecture, who have designed, developed and installed a beautiful crittall style glass link, from our main house to a converted outbuilding.
Clive Wain
The customer service, expertise, and quality of product are all incredible. I couldn’t recommend Glasshouse Architecture more highly, a genuine credit to their industry.
Ben Milhench
We had a significant protect designed, completed superbly, on time and on budget by Mark and his team. The team were clean tidy and cooperative at all times.
John Holland
From the initial enquiry through to ordering, the service was professional and straightforward. Mark was particularly helpful throughout, always courteous, open, honest and friendly, and easy to deal with.
Mark Smith
We’re absolutely delighted with our new pergola, it has completely transformed our garden. It's sleek and modern, and the glass panels make the space feel open and bright while still providing excellent shelter from wind and rain.
Gregory Stackhouse
Glasshouse Architectures supplied me with an excellent garden extension on my semi detached house and made an amazing conservatory and outdoor space for me! Honestly so happy with the service they provided.
Tracey Reed
Great company I found when using them. They made a new conservatory for me as well as other features for my house and I am pleased with the works completed. Staff was lovely too.
Frances Cunningham
I have just come back to this company for the 5th project. I have to say their experience, guidance and incredible alignment I find each and every time we work together is so consistent. Thank you again guys for a wonderfully curated final result.
Nicky Emlick
MORE MODERN STYLES
Not sure a winter garden is the one?
A winter garden is the fully insulated, year-round option. If you want a sharper architectural feature or a protected outdoor space, the rest of the range covers it. Part of our modern conservatory collection, within our wider luxury conservatory range.

Glass Box Extensions
Ultra slim-frame glazing and uninterrupted garden views, structurally solid and highly insulated.

Veranda Glass Rooms
Frameless sliding glass walls that open like curtains, with integrated blinds, shading and lighting for protected outdoor living.

Pergolas
Adjustable louvred roofs, frameless glass, vertical blinds and shutters for control over sun, shade and shelter.
FAQ
Winter garden questions, answered
A few of the things homeowners ask us most often. Anything else, just ask.
What is a winter garden room?
A modern, fully insulated glass extension engineered for year-round comfort, with slim frames and high-performance glass. Most clients use theirs as an everyday dining or living room all year round.
What is the difference between a winter garden and a conservatory?
A winter garden is highly insulated and engineered for year-round comfort, with slim frames and high-performance glass. Commonly, older wooden and even new UPVC conservatories meet lesser performance standards and can overheat in summer and feel cold in winter.
Is a winter garden warm enough to use in winter?
Yes. High-performance glazing and full thermal insulation hold heat in winter and keep the room comfortable rather than cold.
How much does a winter garden cost?
The cost of a winter garden varies based on several factories - primarily size, and optional extras. Our free consultation will be guided by your budget.
Can you build on a listed or period property?
Yes. We have a strong track record on listed and period homes, designing sympathetically to suit the architecture while still meeting modern performance standards. Often, conservation and listed buildings officers admire the contrast between the older property and a modern structure, rather than attempting something that is pastiche.

BEGIN Your project
Start planning your winter garden
Tell us a little about your home and we will be in touch to arrange your design consultation, at the showroom or at your property.
Prefer to talk?
Call us on 0113 518 3766
or email us at info@glasshousearchitecture.co.uk
