From £21,864
Blunsdon, SN26
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £21,680
Trusted and professional extension builder in Blunsdon. Experienced in all extension buildering work and keeping within budget and on quote. G R & ...
From £21,760
Dacol Services is Swindons number 1 property maintenance service.
Trusted by many letting agents, landlords, homeowners, and hoteliers.
From £22,096
MJ solutions is an established and experienced local extension builder in Blunsdon. Please contact us for a free, no obligation quote and competit...
From £21,456
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £21,824
R & R BUILDERS is an established and experienced local extension builder in Blunsdon. Please contact us for a free, no obligation quote and competi...
From £22,144
BROWNS TOTAL DESIGN & BUILD LTD is an established and experienced local extension builder in Blunsdon. Please contact us for a free, no obligation ...
From £22,240
Experienced extension builder ready to quote for your work. Biocraft South West Ltd is the best extension builder in Blunsdon. No obligation free q...
From £22,072
We have a skilled and dedicated team of professional tradesmen to carry out all your requirements. Whether you are looking to build, extend or upgr...
From £21,728
SWIFT DESIGN & BUILD LTD are here to help customers who need an Extension Builder in Blunsdon. We offer a competitive rate to complete all your ext...

A flat roof extension ranges from the cheapest of £21,456 (Watts Builders based in SN25) to the dearest of £22,240 (Biocraft South West Ltd based in SN5), 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 Blunsdon by posting a job with HaMuch. We'll send it to extension builders in Blunsdon.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Thamesdown | £38 | £239 |
| Build A Flat Roof Extension near Stratton St Margaret | £37 | £238 |
| Build A Flat Roof Extension near Swindon | £38 | £238 |
| Build A Flat Roof Extension near Vale of White Horse | £36 | £271 |
| Build A Flat Roof Extension near Calne | £29 | £225 |
| Build A Flat Roof Extension near Witney | £32 | £244 |
| Build A Flat Roof Extension near Chippenham | £34 | £258 |
| Build A Flat Roof Extension near North Wiltshire | £32 | £242 |
| Build A Flat Roof Extension near West Wiltshire | £32 | £242 |
| Build A Flat Roof Extension near Stroud | £33 | £249 |
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 - £17,386

Two storey extension - £87,830

Build a timber frame extension - £25,886

Build a swimming pool - £80,886

Single storey extension - £52,728

Side return extension - £40,222

Install an RSJ - £2,086

Outbuilding - £9,886

Build a Mansard loft conversion - £51,886

Loft conversion - £32,685

Build a kitchen extension - £41,886

Hip to gable loft conversion - £41,886

Granny annexe - £86,886

Garden office - £9,886

Convert a Garage - £15,886

Garage - £18,386

Build a flat roof extension - £21,886

Build a dormer loft conversion - £41,886

Concrete foundations - £6,136

Convert a bungalow loft - £28,886

Convert a basement - £36,222