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Sevcan Construction
Relax... you have found a reliable extension builder in Erith. Sevcan Construction is a friendly and reliable company based in Erith who consider n...
MONOLITH CONSTRUCTION LTD
Need an Extension Builder in Erith? MONOLITH CONSTRUCTION LTD has been helping local clients (10 mile radius) with their extension buildering jobs ...
Buildem Ltd
Buildem Ltd is a trusted extension builder serving customers in Erith and the surrounding area. Contact us to today to get a competitive quote for ...
PFM General Building Services Ltd
Philip Boateg
Need to find an Extension Builder near you for all your extension buildering work?
PFM General Building Services Ltd provides a local, trus...
Liviu Toma
Experienced extension builder ready to quote for your work. Liviu Toma is the best extension builder in Erith. No obligation free quotes and many h...
Lover Build
Lover Build is an established and experienced local extension builder in Erith. Please contact us for a free, no obligation quote and competitive r...
Danni Building Services Ltd
Pedro
Need an Extension Builder in Erith? Danni Building Services Ltd has been helping local clients (10 mile radius) with their extension buildering job...
GW Building Solutions
Gary Woolcombe
I am an experienced builder, I jave been in the building game since I left college after doing a 2 year bricklaying apprenticeship.
I ha...
SV Roofing & Renovations
SV Roofing & Renovations are here to help customers who need an Extension Builder in Erith. We offer a competitive rate to complete all your extens...
Flat roof extension cost in Erith
A flat roof extension ranges from the cheapest of £21,968 (SV Roofing & Renovations based in DA8) to the dearest of £22,368 (MONOLITH CONSTRUCTION LTD based in RM9), 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 Erith by posting a job with HaMuch. We'll send it to extension builders in Erith.
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Estimates for common extension builder jobs in Erith;
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 - £17,702
Two storey extension - £88,304
Build a timber frame extension - £26,202
Build a swimming pool - £81,202
Single storey extension - £59,048
Side return extension - £43,777
Install an RSJ - £2,402
Outbuilding - £10,202
Build a Mansard loft conversion - £52,202
Loft conversion - £35,648
Build a kitchen extension - £42,202
Hip to gable loft conversion - £42,202
Granny annexe - £87,202
Garden office - £10,202
Convert a Garage - £16,202
Garage - £18,702
Build a flat roof extension - £22,202
Build a dormer loft conversion - £42,202
Concrete foundations - £6,452
Convert a bungalow loft - £29,202
Convert a basement - £39,777