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ARI Studio LTD
Her, WD7
Need to find an Extension Builder near you for all your extension buildering work?
ARI Studio LTD provides a local, trusted extension build...
From £87,856
LF Gjabri Contractions Ltd
Astrit Gjabri
Very good builder Brick work block work ground fencin drive ways patios extension New building no job to small
From £88,096
Griggs Homes
Radlett, WD7
Griggs Homes is an established extension buildering business in WD7. We come highly recommended and provide competitive quotes for your work.
From £88,216
ADS Builders
Relax... you have found a reliable extension builder in WD7. ADS Builders is a friendly and reliable company based in WD7 who consider no job as to...
Cost of a two storey extension in WD7
Costs range from £87,856 (LF Gjabri Contractions Ltd based in WD6) to £88,216 (ADS Builders based in WD7), 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 WD7;
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 - £17,538
Two storey extension - £88,057
Build a timber frame extension - £26,038
Build a swimming pool - £81,038
Single storey extension - £55,760
Side return extension - £41,928
Install an RSJ - £2,238
Outbuilding - £10,038
Build a Mansard loft conversion - £52,038
Loft conversion - £34,106
Build a kitchen extension - £42,038
Hip to gable loft conversion - £42,038
Granny annexe - £87,038
Garden office - £10,038
Convert a Garage - £16,038
Garage - £18,538
Build a flat roof extension - £22,038
Build a dormer loft conversion - £42,038
Concrete foundations - £6,288
Convert a bungalow loft - £29,038
Convert a basement - £37,928