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RJC BUILDING SERVICES
Need an Extension Builder in Orpington? RJC BUILDING SERVICES has been helping local clients (10 mile radius) with their extension buildering jobs ...
Master Builders
Need to find an Extension Builder near you for all your extension buildering work?
Master Builders provides a local, trusted extension buil...
UNIVERSAL CONSTRUCTION
Relax... you have found a reliable extension builder in Orpington. UNIVERSAL CONSTRUCTION is a friendly and reliable company based in Orpington who...
POVERSET BUILDING COMPANY
Curtis Archer
Relax... you have found a reliable extension builder in Orpington. POVERSET BUILDING COMPANY is a friendly and reliable company based in Orpington ...
R&K EVANS BUILDERS
R&K EVANS BUILDERS is an established extension buildering business in Orpington. We come highly recommended and provide competitive quotes for your...
MONUMENTAL CONSTRUCTION LIMITE
MONUMENTAL CONSTRUCTION LIMITE are here to help customers who need an Extension Builder in Orpington. We offer a competitive rate to complete all y...
P&k Building Ltd
Need an Extension Builder in Orpington? P&k Building Ltd has been helping local clients (10 mile radius) with their extension buildering jobs for m...
AL-KO Construction Ltd
Altin Kodra
Our building services company AL-KO Renovations was established over 12 years ago. Since then we have been helping customers in the area by providi...
Ha property services
Ha property services is an established and experienced local extension builder in Orpington. Please contact us for a free, no obligation quote and ...
Flat roof extension cost in Orpington
A flat roof extension ranges from the cheapest of £21,864 (RJC BUILDING SERVICES based in BR5) to the dearest of £22,528 (AL-KO Construction Ltd based in BR5), 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 Orpington by posting a job with HaMuch. We'll send it to extension builders in Orpington.
- How much does a flat roof extension cost?
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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 Orpington;
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 - £17,596
Two storey extension - £88,144
Build a timber frame extension - £26,096
Build a swimming pool - £81,096
Single storey extension - £56,920
Side return extension - £42,580
Install an RSJ - £2,296
Outbuilding - £10,096
Build a Mansard loft conversion - £52,096
Loft conversion - £34,650
Build a kitchen extension - £42,096
Hip to gable loft conversion - £42,096
Granny annexe - £87,096
Garden office - £10,096
Convert a Garage - £16,096
Garage - £18,596
Build a flat roof extension - £22,096
Build a dormer loft conversion - £42,096
Concrete foundations - £6,346
Convert a bungalow loft - £29,096
Convert a basement - £38,580