Prefab extension
A UK Prefab Extension Company

Extend your home.
In weeks, not months.

Premium prefab rear extensions and garden rooms — engineered off-site, dropped onto a concrete raft, and finished in a fraction of the time of a traditional build.

Scroll
2-4
weeks on site
40%
faster than trad. build
10yr
structural warranty
£18k
from — full builds
The Process

Four steps from
enquiry to install.

01

Design

Configure online or with our design team. Fixed guide pricing upfront.

02

Survey

We visit, measure and confirm your build within 5 working days.

03

Raft

A precision concrete raft is poured — the foundation of a fast build.

04

Install

Your extension arrives prefabricated. Watertight in days, finished in weeks.

Recent Builds

Real homes.
Real results.

View full gallery
The Haven
The Haven
Bi-fold façade · Warwickshire
The Verve
The Verve
Roof lantern · Warwickshire
The Verve — corner glass
The Verve — corner glass
Composite cladding · Oxfordshire
The Atrium
The Atrium
Sliding doors · Northamptonshire
The Nook
The Nook
Compact home office · Leicestershire
Install in progress
Install in progress
Concrete raft foundation · Team on site
The Haven
The Haven
Bi-fold façade · Warwickshire
The Verve
The Verve
Roof lantern · Warwickshire
The Verve — corner glass
The Verve — corner glass
Composite cladding · Oxfordshire
The Atrium
The Atrium
Sliding doors · Northamptonshire
The Nook
The Nook
Compact home office · Leicestershire
Install in progress
Install in progress
Concrete raft foundation · Team on site
Why Prefab

A better way
to build.

Traditional extensions take months of noise, mess, and open sky in your home. Ours are engineered in a controlled factory and installed in weeks.

Fixed guide pricing
Know your budget before we begin.
Weather-proof build
Factory-built means no rain delays.
10-year structural warranty
Built to last, guaranteed.
Fully insured, UK trades
Every trade DBS-checked and insured.
Install
Ready to start?

Design and price
your extension in minutes.

Begin your design
Prefab Living Co
Prefab Living Co
Built Better · Living Smarter

UK-based prefab extension specialists. We deliver premium, quick-install rear extensions and garden rooms on a concrete raft — in weeks, not months.

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Contact
  • sales@prefablivingco.uk
  • +44 7450 065860
  • United Kingdom
© 2026 Prefab Living Co. All rights reserved.
Registered in the United Kingdom.