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Mr
Jonathan Rimmer
Experienced extension builder ready to quote for your work. Mr is the best extension builder in W9. No obligation free quotes and many happy custom...
V.S.P
V.S.P is a trusted extension builder serving customers in W9 and the surrounding area. Contact us to today to get a competitive quote for extension...
BPS Building
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
NWL Renovations Ltd
Patrick Gavin
Need an Extension Builder in W9? NWL Renovations Ltd has been helping local clients (5 mile radius) with their extension buildering jobs for many ...
M & A UK Ltd
Relax... you have found a reliable extension builder in W9. M & A UK Ltd is a friendly and reliable company based in W9 who consider no job as too ...
ELJHANI BUILDING & PROPERTY MANAGEMENT SERVICES LTD
Hussein Eljhani
We are highly professional Builders Company, hones pricing and reliable, we leave all areas clean and tidy.
Plum & Bros Loft Ltd
Plum & Bros Loft Ltd is an established extension buildering business in W9. We come highly recommended and provide competitive quotes for your work...
Graham Construction
Graham Construction is an established extension buildering business in W9. We come highly recommended and provide competitive quotes for your work....
EUROBUILD PROPERTIES CO LTD
Need to find an Extension Builder near you for all your extension buildering work?
EUROBUILD PROPERTIES CO LTD provides a local, trusted ex...
SDM Services
SDM Services is an established extension buildering business in W9. We come highly recommended and provide competitive quotes for your work.
Flat roof extension cost in W9
A flat roof extension ranges from the cheapest of £21,904 (V.S.P based in NW10) to the dearest of £23,904 (Plum & Bros Loft Ltd based in NW6), 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 W9 by posting a job with HaMuch. We'll send it to extension builders in W9.
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- Factors affecting the cost of flat roof extensions
- Advantages and disadvantages of flat roofs
- Which is cheaper: a flat roof or pitched roof?
- How long does a flat roof extension take?
- Do you need planning permission for a flat roof extension?
- How long does a flat roof last?
- Can you walk on a flat roof extension?
- What insulation do I need for a flat roof extension?
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Estimates for common extension builder jobs in W9;
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 - £17,863
Two storey extension - £88,545
Build a timber frame extension - £26,363
Build a swimming pool - £81,363
Single storey extension - £62,264
Side return extension - £45,586
Install an RSJ - £2,563
Outbuilding - £10,363
Build a Mansard loft conversion - £52,363
Loft conversion - £37,155
Build a kitchen extension - £42,363
Hip to gable loft conversion - £42,363
Granny annexe - £87,363
Garden office - £10,363
Convert a Garage - £16,363
Garage - £18,863
Build a flat roof extension - £22,363
Build a dormer loft conversion - £42,363
Concrete foundations - £6,613
Convert a bungalow loft - £29,363
Convert a basement - £41,586