From £21,704
Building Beautiful Homes Since 1980Welcome to Oakwood Construction. Here in the heart of the Midlands, we are more than simply your new home builde...
From £21,952
Trusted and professional extension builder in CV4. Experienced in all extension buildering work and keeping within budget and on quote. B.A Plaster...
From £21,880
Need an Extension Builder in CV4? Mint Landscaping has been helping local clients (20 mile radius) with their extension buildering jobs for many ye...
From £21,784
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £21,992
At SMM-PD we are not restrained by traditional thinking, we appreciate our clients needs and understand the importance of solving solutions and del...
From £21,904
Relax... you have found a reliable extension builder in CV4. D. Gately Pebble - Dashing is a friendly and reliable company based in CV4 who conside...
From £21,712
Need to find an Extension Builder near you for all your extension buildering work?
BAKER CONSTRUCTION provides a local, trusted extension b...
From £21,576
Need an Extension Builder in CV4? Barrys Home & Maintenance has been helping local clients (20 mile radius) with their extension buildering jobs fo...
From £21,824
Need an Extension Builder in CV4? Hampton Group has been helping local clients (20 mile radius) with their extension buildering jobs for many years...
From £21,696
Trusted and professional extension builder in CV4. Experienced in all extension buildering work and keeping within budget and on quote. Byrne Roofi...

A flat roof extension ranges from the cheapest of £21,576 (Barrys Home & Maintenance based in CV3) to the dearest of £21,992 (SMM PD based in CV1), 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 CV4 by posting a job with HaMuch. We'll send it to extension builders in CV4.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Coventry | £28 | £222 |
| Build A Flat Roof Extension near Kenilworth | £29 | £224 |
| Build A Flat Roof Extension near Bedworth | £28 | £219 |
| Build A Flat Roof Extension near Nuneaton & Bedworth | £28 | £219 |
| Build A Flat Roof Extension near Knowle | £31 | £241 |
| Build A Flat Roof Extension near Warwick | £28 | £213 |
| Build A Flat Roof Extension near Leamington Spa | £27 | £212 |
| Build A Flat Roof Extension near Solihull | £29 | £231 |
| Build A Flat Roof Extension near Nuneaton | £29 | £225 |
| Build A Flat Roof Extension near Rugby | £31 | £224 |
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 - £17,302

Two storey extension - £87,704

Build a timber frame extension - £25,802

Build a swimming pool - £80,802

Single storey extension - £51,048

Side return extension - £39,277

Install an RSJ - £2,002

Outbuilding - £9,802

Build a Mansard loft conversion - £51,802

Loft conversion - £31,898

Build a kitchen extension - £41,802

Hip to gable loft conversion - £41,802

Granny annexe - £86,802

Garden office - £9,802

Convert a Garage - £15,802

Garage - £18,302

Build a flat roof extension - £21,802

Build a dormer loft conversion - £41,802

Concrete foundations - £6,052

Convert a bungalow loft - £28,802

Convert a basement - £35,277