From £21,944
M C BUILDER (YORKSHIRE) LTD is an established extension buildering business in Sotton Upon Derwent. We come highly recommended and provide competit...
From £22,064
Prestine Property Maintenance Services is an established and experienced local extension builder in Sotton Upon Derwent. Please contact us for a fr...
From £21,904
Need to find an Extension Builder near you for all your extension buildering work?
PRC PROJECTS LTD provides a local, trusted extension bui...
From £21,744
Trusted and professional extension builder in Sotton Upon Derwent. Experienced in all extension buildering work and keeping within budget and on qu...
From £21,712
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £21,592
S & P Building & Landscaping is an established and experienced local extension builder in Sotton Upon Derwent. Please contact us for a free, no obl...
From £21,944
Relax... you have found a reliable extension builder in Sotton Upon Derwent. Pete Nellis Builder is a friendly and reliable company based in Sotton...
From £22,008
Miles Better Construction are here to help customers who need an Extension Builder in Sotton Upon Derwent. We offer a competitive rate to complete ...
From £22,008
Kev Pipe Builder is an established extension buildering business in Sotton Upon Derwent. We come highly recommended and provide competitive quotes ...
From £21,656
Need to find an Extension Builder near you for all your extension buildering work?
A DUKES BUILDERS LIMITED provides a local, trusted exten...

A flat roof extension ranges from the cheapest of £21,592 (S & P Building & Landscaping based in YO10) to the dearest of £22,064 (Prestine Property Maintenance Services based in YO8), 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 Sotton Upon Derwent by posting a job with HaMuch. We'll send it to extension builders in Sotton Upon Derwent.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near York | £30 | £229 |
| Build A Flat Roof Extension near Selby | £30 | £240 |
| Build A Flat Roof Extension near Goole | £26 | £217 |
| Build A Flat Roof Extension near East Riding | £29 | £223 |
| Build A Flat Roof Extension near Beverley | £29 | £223 |
| Build A Flat Roof Extension near Willerby | £29 | £221 |
| Build A Flat Roof Extension near Castleford | £30 | £225 |
| Build A Flat Roof Extension near Pontefract | £30 | £228 |
| Build A Flat Roof Extension near Harrogate | £29 | £225 |
| Build A Flat Roof Extension near Scunthorpe | £26 | £207 |
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 - £17,358

Two storey extension - £87,786

Build a timber frame extension - £25,858

Build a swimming pool - £80,858

Single storey extension - £52,152

Side return extension - £39,898

Install an RSJ - £2,058

Outbuilding - £9,858

Build a Mansard loft conversion - £51,858

Loft conversion - £32,415

Build a kitchen extension - £41,858

Hip to gable loft conversion - £41,858

Granny annexe - £86,858

Garden office - £9,858

Convert a Garage - £15,858

Garage - £18,358

Build a flat roof extension - £21,858

Build a dormer loft conversion - £41,858

Concrete foundations - £6,108

Convert a bungalow loft - £28,858

Convert a basement - £35,898