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Chris Czerwinski
About us: Buildmac Ltd is a well-established, trustworthy, reliable and professional business based in High Wycombe, covering all surrounding areas...
Relax... you have found a reliable extension builder in Hazlemere. ABC Associates STRUCTURES 4 U is a friendly and reliable company based in Hazlem...
Need to find an Extension Builder near you for all your extension buildering work?
Loudwater Building Services provides a local, trusted ex...
Mitchell & Co Building & Renovations Ltd is an established extension buildering business in Hazlemere. We come highly recommended and provide compe...
Relax... you have found a reliable extension builder in Hazlemere. Building High Wycombe is a friendly and reliable company based in Hazlemere who ...
Need to find an Extension Builder near you for all your extension buildering work?
6:59 Ltd provides a local, trusted extension buildering ...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Be Illuminated are here to help customers who need an Extension Builder in Hazlemere. We offer a competitive rate to complete all your extension bu...
Steve Knight Construction is a High Wycombe based Building Company with 38 years experience in all aspects of the Construction Industry. We are abl...
GREENWORKS CONSTRUCTION is an established and experienced local extension builder in Hazlemere. Please contact us for a free, no obligation quote a...

A flat roof extension ranges from the cheapest of £22,032 (GREENWORKS CONSTRUCTION based in SL7) to the dearest of £22,392 (Jesson ladscaping and construction based in hp15), 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 Hazlemere by posting a job with HaMuch. We'll send it to extension builders in Hazlemere.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Hazlemere | £40 | £272 |
| Build A Flat Roof Extension near High Wycombe | £39 | £272 |
| Build A Flat Roof Extension near Wycombe | £40 | £271 |
| Build A Flat Roof Extension near Chesham | £42 | £277 |
| Build A Flat Roof Extension near Gerrards Cross | £43 | £283 |
| Build A Flat Roof Extension near Maidenhead | £41 | £273 |
| Build A Flat Roof Extension near Berkhamsted | £41 | £273 |
| Build A Flat Roof Extension near Rickmansworth | £43 | £282 |
| Build A Flat Roof Extension near Dacorum | £42 | £275 |
| Build A Flat Roof Extension near Slough | £42 | £272 |
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 - £17,722

Two storey extension - £88,332

Build a timber frame extension - £26,222

Build a swimming pool - £81,222

Single storey extension - £59,432

Side return extension - £43,993

Install an RSJ - £2,422

Outbuilding - £10,222

Build a Mansard loft conversion - £52,222

Loft conversion - £35,828

Build a kitchen extension - £42,222

Hip to gable loft conversion - £42,222

Granny annexe - £87,222

Garden office - £10,222

Convert a Garage - £16,222

Garage - £18,722

Build a flat roof extension - £22,222

Build a dormer loft conversion - £42,222

Concrete foundations - £6,472

Convert a bungalow loft - £29,222

Convert a basement - £39,993