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Have Faith Plasterers is an established and experienced local extension builder in Selly Oak. Please contact us for a free, no obligation quote and...
Relax... you have found a reliable extension builder in Selly Oak. MD Services is a friendly and reliable company based in Selly Oak who consider n...
Need to find an Extension Builder near you for all your extension buildering work?
D Broomhall provides a local, trusted extension builderi...
Experienced extension builder ready to quote for your work. Plowman & Wood is the best extension builder in Selly Oak. No obligation free quotes an...
Oakham Brickwork is an established extension buildering business in Selly Oak. We come highly recommended and provide competitive quotes for your w...
Relax... you have found a reliable extension builder in Selly Oak. Tucker Construction is a friendly and reliable company based in Selly Oak who co...
SM&S General Property Repairs is a trusted extension builder serving customers in Selly Oak and the surrounding area. Contact us to today to get a ...
Wilson & Son is an established and experienced local extension builder in Selly Oak. Please contact us for a free, no obligation quote and competit...
Need to find an Extension Builder near you for all your extension buildering work?
Michael Locke Garage Doors provides a local, trusted ext...
Trusted and professional extension builder in Selly Oak. Experienced in all extension buildering work and keeping within budget and on quote. D & S...

A flat roof extension ranges from the cheapest of £21,600 (D Broomhall based in B45) to the dearest of £21,984 (Have Faith Plasterers based in B70), 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 Selly Oak by posting a job with HaMuch. We'll send it to extension builders in Selly Oak.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Oldbury | £29 | £229 |
| Build A Flat Roof Extension near Halesowen | £28 | £225 |
| Build A Flat Roof Extension near Smethwick | £29 | £230 |
| Build A Flat Roof Extension near Birmingham | £29 | £229 |
| Build A Flat Roof Extension near Rowley Regis | £29 | £228 |
| Build A Flat Roof Extension near West Bromwich | £29 | £228 |
| Build A Flat Roof Extension near Sandwell | £29 | £231 |
| Build A Flat Roof Extension near Solihull | £29 | £231 |
| Build A Flat Roof Extension near Dudley | £29 | £227 |
| Build A Flat Roof Extension near Brierley Hill | £28 | £222 |
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 - £17,314

Two storey extension - £87,722

Build a timber frame extension - £25,814

Build a swimming pool - £80,814

Single storey extension - £51,288

Side return extension - £39,412

Install an RSJ - £2,014

Outbuilding - £9,814

Build a Mansard loft conversion - £51,814

Loft conversion - £32,010

Build a kitchen extension - £41,814

Hip to gable loft conversion - £41,814

Granny annexe - £86,814

Garden office - £9,814

Convert a Garage - £15,814

Garage - £18,314

Build a flat roof extension - £21,814

Build a dormer loft conversion - £41,814

Concrete foundations - £6,064

Convert a bungalow loft - £28,814

Convert a basement - £35,412