From £21,688
Need to find an Extension Builder near you for all your extension buildering work?
MEREDITH BUILDERS LIMITED provides a local, trusted exte...
From £21,968
Our customers ask us to incorporate our values, knowledge and experience into their home. Transforming their kitchens, bathrooms, living areas and ...
From £21,952
I have been in the construction industry for over 12 years . And done many projects. Hard working . And always keep to time .
From £22,032
Tong Building & Joinery Ltd are here to help customers who need an Extension Builder in CW6. We offer a competitive rate to complete all your exten...
From £21,704
Need an Extension Builder in CW6? MIDDLETON CONSTRUCTION (NW)LTD has been helping local clients (20 mile radius) with their extension buildering jo...
From £21,752
J.M.KERRUSH(BUILDERS) LTD is an established and experienced local extension builder in CW6. Please contact us for a free, no obligation quote and ...
From £21,784
Building from the Ground up through to fit out, new build, refurb, extension.
From £21,616
Need an Extension Builder in CW6? ABBOTT BUILDING LTD has been helping local clients (20 mile radius) with their extension buildering jobs for many...
From £21,928
Trusted and professional extension builder in CW6. Experienced in all extension buildering work and keeping within budget and on quote. MAS CONSTRU...
From £21,992
Lux Projects are building contractors that cover the northwest region. We are trusted, reliable and friendly, so do not think twice about contactin...

A flat roof extension ranges from the cheapest of £21,616 (ABBOTT BUILDING LTD based in CH3) to the dearest of £22,032 (Tong Building & Joinery Ltd based in CH3), 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 CW6 by posting a job with HaMuch. We'll send it to extension builders in CW6.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Winsford | £31 | £232 |
| Build A Flat Roof Extension near Chester | £32 | £220 |
| Build A Flat Roof Extension near Crewe & Nantwich | £28 | £220 |
| Build A Flat Roof Extension near Crewe | £29 | £224 |
| Build A Flat Roof Extension near Runcorn | £33 | £228 |
| Build A Flat Roof Extension near Ellesmere Port | £31 | £214 |
| Build A Flat Roof Extension near Vale Royal | £35 | £251 |
| Build A Flat Roof Extension near Halton | £31 | £220 |
| Build A Flat Roof Extension near Widnes | £31 | £220 |
| Build A Flat Roof Extension near Hawarden | £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 - £17,342

Two storey extension - £87,762

Build a timber frame extension - £25,842

Build a swimming pool - £80,842

Single storey extension - £51,832

Side return extension - £39,718

Install an RSJ - £2,042

Outbuilding - £9,842

Build a Mansard loft conversion - £51,842

Loft conversion - £32,265

Build a kitchen extension - £41,842

Hip to gable loft conversion - £41,842

Granny annexe - £86,842

Garden office - £9,842

Convert a Garage - £15,842

Garage - £18,342

Build a flat roof extension - £21,842

Build a dormer loft conversion - £41,842

Concrete foundations - £6,092

Convert a bungalow loft - £28,842

Convert a basement - £35,718