Need to find an Extension Builder near you for all your extension buildering work?
JOHN ROSS BUILDERS LTD provides a local, trusted extensi...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Fixit Cheshire is an established and experienced local extension builder in WA2. Please contact us for a free, no obligation quote and competitive ...
J.T.Construction is a trusted extension builder serving customers in WA2 and the surrounding area. Contact us to today to get a competitive quote f...
Get an Extension Builder in WA2 who you can trust. National Plumbing and Heating provide friendly and reliable extension buildering services to the...
Hello, I am Allan. I have run Allan Rowe Property Services since September 2014. I am based in Newton Le Willows and provide a wide range of proper...
From £21,736
Need an Extension Builder in WA2? Space for Edit has been helping local clients (20 mile radius) with their extension buildering jobs for many year...
From £21,648
Trusted and professional extension builder in WA2. Experienced in all extension buildering work and keeping within budget and on quote. HPH Improvm...
From £21,696
Welcome to Space Design & Build a building company based in Warrington.With nearly 40 years combined experience in the industry Space Design & Buil...
From £21,664
Trusted and professional extension builder in WA2. Experienced in all extension buildering work and keeping within budget and on quote. I Wright Bu...

A flat roof extension ranges from the cheapest of £21,648 (HPH Improvment&Building based in WA2) to the dearest of £22,032 (Allan Rowe Property Services based in WA12), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes.
Find out how much your flat roof extension will cost in WA2 by posting a job with HaMuch. We'll send it to extension builders in WA2.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Warrington | £31 | £222 |
| Build A Flat Roof Extension near Newton-le-Willows | £31 | £221 |
| Build A Flat Roof Extension near Golborne | £30 | £222 |
| Build A Flat Roof Extension near Ashton-in-Makerfield | £30 | £220 |
| Build A Flat Roof Extension near Leigh | £31 | £224 |
| Build A Flat Roof Extension near Irlam | £32 | £225 |
| Build A Flat Roof Extension near Widnes | £31 | £220 |
| Build A Flat Roof Extension near Halton | £31 | £220 |
| Build A Flat Roof Extension near St Helens | £31 | £224 |
| Build A Flat Roof Extension near Runcorn | £33 | £228 |
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building - £17,294

Two storey extension - £87,690

Build a timber frame extension - £25,794

Build a swimming pool - £80,794

Single storey extension - £50,872

Side return extension - £39,178

Install an RSJ - £1,994

Outbuilding - £9,794

Build a Mansard loft conversion - £51,794

Loft conversion - £31,815

Build a kitchen extension - £41,794

Hip to gable loft conversion - £41,794

Granny annexe - £86,794

Garden office - £9,794

Convert a Garage - £15,794

Garage - £18,294

Build a flat roof extension - £21,794

Build a dormer loft conversion - £41,794

Concrete foundations - £6,044

Convert a bungalow loft - £28,794

Convert a basement - £35,178