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Relax... you have found a reliable extension builder in Farnborough. K & J Builders & Decorators is a friendly and reliable company based in Farnbo...
Experienced extension builder ready to quote for your work. Brooklyn Property Services Ltd is the best extension builder in Farnborough. No obligat...
A & S Construction is an established and experienced local extension builder in Farnborough. Please contact us for a free, no obligation quote and ...
Kendall Construction is an established and experienced local extension builder in Farnborough. Please contact us for a free, no obligation quote an...
Experienced extension builder ready to quote for your work. ADW Roofing Services is the best extension builder in Farnborough. No obligation free q...
Primary Construction Ltd is an established and experienced local extension builder in Farnborough. Please contact us for a free, no obligation quot...
Ayling & Sons Roofing Ltd is an established and experienced local extension builder in Farnborough. Please contact us for a free, no obligation quo...
Farnborough, GU14
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Aerea is a trusted extension builder serving customers in Farnborough and the surrounding area. Contact us to today to get a competitive quote for ...
Trusted and professional extension builder in Farnborough. Experienced in all extension buildering work and keeping within budget and on quote. Spe...

A flat roof extension ranges from the cheapest of £22,000 (Titan BC Ltd based in GU14) to the dearest of £22,472 (K & J Builders & Decorators based in GU19), 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 Farnborough by posting a job with HaMuch. We'll send it to extension builders in Farnborough.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Farnborough | £41 | £272 |
| Build A Flat Roof Extension near Ash Vale | £41 | £277 |
| Build A Flat Roof Extension near Aldershot | £41 | £275 |
| Build A Flat Roof Extension near Camberley | £40 | £268 |
| Build A Flat Roof Extension near Fleet | £41 | £270 |
| Build A Flat Roof Extension near Sandhurst | £40 | £268 |
| Build A Flat Roof Extension near Farnham | £41 | £276 |
| Build A Flat Roof Extension near Bracknell | £40 | £269 |
| Build A Flat Roof Extension near Bracknell Forest | £40 | £270 |
| Build A Flat Roof Extension near Wokingham | £40 | £267 |
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 - £17,743

Two storey extension - £88,365

Build a timber frame extension - £26,243

Build a swimming pool - £81,243

Single storey extension - £59,864

Side return extension - £44,236

Install an RSJ - £2,443

Outbuilding - £10,243

Build a Mansard loft conversion - £52,243

Loft conversion - £36,030

Build a kitchen extension - £42,243

Hip to gable loft conversion - £42,243

Granny annexe - £87,243

Garden office - £10,243

Convert a Garage - £16,243

Garage - £18,743

Build a flat roof extension - £22,243

Build a dormer loft conversion - £42,243

Concrete foundations - £6,493

Convert a bungalow loft - £29,243

Convert a basement - £40,236