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Swanley, BR8
Relax... you have found a reliable extension builder in BR8. UNIVERSAL CONSTRUCTION is a friendly and reliable company based in BR8 who consider no...
GM BUILDING SERVICES are here to help customers who need an Extension Builder in BR8. We offer a competitive rate to complete all your extension bu...
Hamel Patel
Swanley, BR8
Relax... you have found a reliable extension builder in BR8. Radiant Homes is a friendly and reliable company based in BR8 who consider no job as t...
From £36,330
Need an Extension Builder in BR8? Make Construction Limited has been helping local clients (10 mile radius) with their extension buildering jobs fo...
From £37,860
Kent, BR8
Trusted and professional extension builder in BR8. Experienced in all extension buildering work and keeping within budget and on quote. Reeve Renov...
From £42,180
Since 2010, we have provided clients with a wide range of specialist services. Reeve Renovations offers a bespoke service for all your residential ...

Comparing extension builders estimates for a Convert a basement gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost to convert a basement in BR8 by posting a job with HaMuch and we will send it to extension builders in BR8.
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 - £17,601

Two storey extension - £88,152

Build a timber frame extension - £26,101

Build a swimming pool - £81,101

Single storey extension - £57,027

Side return extension - £42,640

Install an RSJ - £2,301

Outbuilding - £10,101

Build a Mansard loft conversion - £52,101

Loft conversion - £34,700

Build a kitchen extension - £42,101

Hip to gable loft conversion - £42,101

Granny annexe - £87,101

Garden office - £10,101

Convert a Garage - £16,101

Garage - £18,601

Build a flat roof extension - £22,101

Build a dormer loft conversion - £42,101

Concrete foundations - £6,351

Convert a bungalow loft - £29,101

Convert a basement - £38,640