More Than 'Just' a Garden Room, It's An Extension of your home

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Design Range

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Annex Range

what makes us different?

We are industry leaders offering a transferable 25 Year Guarantee!


We are the UK’s leading steel frame building provider


We build using the highest quality materials and finishings on market as standard


Insurance Backed with full CPA certification


Personable 5* service with proven track record


Adding ever lasting value to your home

We Are CPA approved craftsmen

10 year insurance backed guarantee

25 year structural steel guarantee

20 year roofing guarantee

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More than just a garden Room, it's an Extension of your home!!

North London
Gerrards Cross
Walton on Thames
Home Bar
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Luxury Show Sites Throughout London, Hampton and Surrey

Why not book a show site visit at one of our luxury garden rooms in London or Surrey.  We will be happy to schedule a convenient time for you to experience one of our beautifully finished garden rooms first-hand and discuss your requirements in detail.

Tell us About Your Project

InFrame Steel Frame Garden Room

the superior way to Build Your Dream Space

We have a range of designs and sizes to suit any garden with beautiful high spec finishes as standard.

Get inspiration for your project and learn more about Garden Rooms with our design brochure.

for more design inspiration

download our brochure

Steel Framed Garden Rooms

Why do it any other way?

  • 25 year warranty
  • Strong and durable
  • No rot, no movement, no deterioration
  • Sustainable and fully recyclable
  • High ROI
  • Lasts a lifetime

Your home is unique. Shouldn’t your garden be too?

You’re in control, with a customisable space that’s designed to reflect how you live.

Create a space that acts as a seamless extension of your home. With an original steel-frame system, this is the fastest way to expand your space. 

You bring the vision, we’ll do the work. 

Garden Room Design

Free Quote and Design

We tailor every garden room to our clients needs.
Everything, from design to materials, is customised to match your unique style.

This personalised approach ensures that the garden room is a true reflection of your individuality.

Talk to our expert building designers today.


We create beautiful garden buildings using benchmark design, structure and finishes. 

Our long history, brilliant in-house teams & design focus gives you many benefits

  • New for 2024 our Vantage and Panoramic range come in a vast array of sizes and are fully customisable, your garden your rules 
  • Garden room studios, annex and fully bespoke, anything is possible 
  • Wide design portfolio of Offices, Gyms, Bars, Cinemas, Yoga Studios & Man Caves 
  • Product range and design options 

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  • Build closer to or on your boundary with our market leading Steel Frame Structure and Non-Combustible Core 
  • Works with restricted or through house access 
  • State of the art Steel Screw Foundations minimising groundworks and disruption 
  • Strong floors and ceilings for hanging or fixing equipment for gyms, music rooms….. 
  • State of the art build system with a 25 year InFrame Structural guarantee combined with a 20 year roof weatherproofing guarantee 
  • 10 year insurance backed guarantee for ultimate peace of mind 
  • Full system build meaning no planning permission requirements  
  • Complimentary site survey and design service, we’ve made it easy so you can think about the things that matter most to you 
  • A full turnkey solution fully installed by our experienced in-house teams to exceptional standards  
  • A proud team driven by quality, reputation and client feedback 
  • 100mm full fill insulation with air tight membrane’s, warm roof technology & commercial grade non-combustible construction boards  
  • Sustainable steel frame construction & building materials by design, no creeks, no movement, no rot, no structural timber, built to last 
  • High recycled content and FSC credentials in all of our materials
  • Wide selection of cladding from natural Grade A timbers to Composite and sleek aluminium pressings 
  • Architectural led range of windows, sliding and bi-folds doors, glazed side returns, canopies and decks 
  • Unlimited interior and exterior finishing options  

Year Round Use

well built, all year round garden rooms

Full fill 100mm insulation, commercial grade thermally efficient construction boards, and an air tight membrane, keep your garden room warm in the winter and cool in the summer.

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Your Garden | Your Rules

Vantage Garden Room

Panoramic Garden Room

What makes us different

We have combined engineering and a passion for contemporary design, to bring you a unique space that has been meticulously designed and professionally built. InFrame Garden Rooms offer a complete solution for your annex, bespoke space or garden room needs, all under one roof. We take care of everything from initial concept right through to a fully complete, beautifully finished space.

You Bring the Vision, We Will Built Your Dream Space

Get in touch

What makes an inFrame garden room

We have done the research so you don’t have to

Our cutting-edge Steel Frame Build System is meticulously crafted and produced with utmost precision at our state-of-the-art manufacturing facility, adhering to the highest standards of quality, with the following accreditations.

More than just a garden room its an extension of your home

A range of Pre-designed rooms & Bespoke Solutions

  • Our tried and tested InFrame range comes in a range of shapes and sizes
  • Wide portfolio of Offices, Gyms, Cinemas, Games Rooms and Bars
  • A large portion of our work is fully bespoke projects – anything is possible