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Liviu Toma
Experienced extension builder ready to quote for your work. Liviu Toma is the best extension builder in DA17. No obligation free quotes and many ha...
Danni Building Services Ltd
Pedro
Need an Extension Builder in DA17? Danni Building Services Ltd has been helping local clients (10 mile radius) with their extension buildering jobs...
SV Roofing & Renovations
SV Roofing & Renovations are here to help customers who need an Extension Builder in DA17. We offer a competitive rate to complete all your extensi...
From £88,384
Great britton builders
David Britton
Relax... you have found a reliable extension builder in DA17. Great britton builders is a friendly and reliable company based in DA17 who consider ...
From £88,432
C B BUILDING CONSTRUCTION
Belvedere, DA17
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £88,468
Liam Kinsella Ltd
Need to find an Extension Builder near you for all your extension buildering work?
Liam Kinsella Ltd provides a local, trusted extension bu...
From £88,132
NEW BUILD MAINTENANCE LTD
Belvedere, DA17
Need an Extension Builder in DA17? NEW BUILD MAINTENANCE LTD has been helping local clients (10 mile radius) with their extension buildering jobs f...
From £87,976
Bex Building Services
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £88,024
Roger Matharoo
Roger Matharoo
We are family run buisness with great pedigree of enginners.
We have over 40 years knowledge in construction building and are very compe...
From £88,240
RSM BUILDING CONTRACTORS
Relax... you have found a reliable extension builder in DA17. RSM BUILDING CONTRACTORS is a friendly and reliable company based in DA17 who conside...
Cost of a two storey extension in DA17
Costs range from £87,952 (SV Roofing & Renovations based in DA8) to £88,468 (Liam Kinsella Ltd based in DA7), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
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- How much does a two storey extension cost?
- Factors affecting the cost of a double storey extension
- How much value does a two storey extension add to a property?
- Types of two storey extension
- How long does a two storey extension take to build?
- Do you need planning permission for a two storey extension?
- What is the 45-degree rule for two storey extensions?
- Do you need an architect for an extension?
- How to finance an extension
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Estimates for common extension builder jobs in DA17;
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 - £17,654
Two storey extension - £88,230
Build a timber frame extension - £26,154
Build a swimming pool - £81,154
Single storey extension - £58,072
Side return extension - £43,228
Install an RSJ - £2,354
Outbuilding - £10,154
Build a Mansard loft conversion - £52,154
Loft conversion - £35,190
Build a kitchen extension - £42,154
Hip to gable loft conversion - £42,154
Granny annexe - £87,154
Garden office - £10,154
Convert a Garage - £16,154
Garage - £18,654
Build a flat roof extension - £22,154
Build a dormer loft conversion - £42,154
Concrete foundations - £6,404
Convert a bungalow loft - £29,154
Convert a basement - £39,228