
Installation Dates Available in March! Book in quickly to secure your space! Contact Us...

STRUCTURE AVANTAGE GARDEN ROOMS
Proudly Canada's largest, largest and most trusted garden house company.
THE SA RANGE
The SA Range of garden rooms is designed with modern accents of graphite or black for their exterior styling, with the option of a wrap-around corner window.


SA-01
A MODERN CLASSIC
Our Original SA-01 Design, this building is the perfect blend of traditional garden cabin and modern contemporary styling.

SA-02
COMPACT & CONTEMPORARY
The stylish industrial and compact exterior styling of the SA-02 gives the maximum internal space vs external footprint.

SA-03
SHARP & MODERN
The SA-03 design features sharp squared edges with a stylish three quarter surrounding hood that extends from the front.
THE GR RANGE
The GR Range of garden rooms uses predominantly natural materials for their exterior styling, creating a finish that blends beautifully into your garden.


INSPIRATION
COMPACT & CONTEMPORARY
The Inspiration garden room’s compact design is ideal for smaller gardens or a minimalist look.

EXPRESSION
STRIKINGLY ELEGANT
The Expression has a grand sloped hood creating a traditional cabin aesthetic.

MARGIN
MODERN & CLASSIC
The Margin is a bold design with a hooded front frame that creates depth and shade.
THE GS RANGE
The GS range of garden rooms are scaled-back and simplified for a cost-effective garden building that doesn’t compromise on quality.


WORKSHOP
PRACTICAL & RUSTIC
The Workshop design is our most scaled-back design featuring a smaller entrance door and plywood interior walls – the perfect blank canvas.
THE ANNEX RANGE
The Annex Range from Green Retreats are our collection of tiny homes. Designed for full-time living; including building regulations approval, kitchen and bathroom.


TG01
MODERN SQUARED DESIGN
Straight lines and sharp angles paired with graphite and black accents make the Annex 1 design a modern choice for your annexe.
SEE OUR
IDEAS GALLERY
Be inspired with garden room designs from our previous customer projects, and check out how other customers have styled their buildings.


REQUEST
A BROCHURE
Your garden room brochure from Structure Avantage provides all the details you will need to browse our range of garden rooms from the comfort of your home.
DESIGN
YOUR BUILDING
Start designing your garden room today using our online Visualiser tool. You’ll be able to choose your style, size, finishes and get an accurate cost.

BOOK A DESIGN CONSULTATION
Book your free design consultation today where we’ll discuss your ideas, assess your site, and create a design that perfectly suits your needs.







WHAT WILL YOUR SPACE BE?
There’s so many reasons to choose a garden room to create extra space. We’ve put together just a few of them for you…
BENEFITS OF A GARDEN ROOM

Montreal
Quebec
Opening Hours
Weekdays | 9am - 5pm
Saturday | 9am - 5pm
Sunday | 9am - 5pm
2920 Sherbrooke est Montreal Quebec H1W1B1
Address
Toronto
Opening Hours
Weekdays | 9am - 5pm
Saturday | 9am - 4pm
Sunday | 10am - 4pm

Toronto,
Canada

See for yourself the quality of our garden house constructions by visiting one of our showrooms! Choose from our showroom in our upcoming showroom in Montreal, or our showroom in Toronto displaying 3 of the garden houses on hand for our Canadian customers.
OUR
SHOWROOMS
READ OUR ENVIRONMENTAL POLICY
We are proud to say you can be 100% confident that the production of your garden room from Structure Avantage has had no negative impact on the environment.
We love to give back and are proud to be a ClimateCare Certified Partner, supporting projects around the world to tackle global climate change and improve the lives of those around us.
All timber used is FSC certified and sourced from sustainable forest programmes. We are advocates of using recycling. We also plant five trees to replace every one that we use.
Powered by solar energy, our factory, showroom and offices are 100% carbon neutral — leaving no negative impact on the environment.
The Structure Avantage Group sends no waste to landfill. All waste generated by The Green Retreats Group is either recycled or used as fuel to produce power for our local village power grid.











