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SJ Expert Building Services
SJ Expert Building Services are here to help customers who need an Extension Builder in Muswell Hill. We offer a competitive rate to complete all y...
Bellator Construction Ltd
Dimitar Vakavliev
We are reliable tradesmen delivering quality works with attention to detail
WT Construction Service Ltd
Need the extension buildering job done quickly without breaking the bank? WT Construction Service Ltd offer fast, reliable, and affordable extensio...
Swiftdale Developments Ltd
Need the extension buildering job done quickly without breaking the bank? Swiftdale Developments Ltd offer fast, reliable, and affordable extension...
Pavillion Building Services
Relax... you have found a reliable extension builder in Muswell Hill. Pavillion Building Services is a friendly and reliable company based in Muswe...
First guard Roofing
Darren Bergin
Relax... you have found a reliable extension builder in Muswell Hill. First guard Roofing is a friendly and reliable company based in Muswell Hill ...
GG CONSTRUCTION LTD
GG CONSTRUCTION LTD is a trusted extension builder serving customers in Muswell Hill and the surrounding area. Contact us to today to get a competi...
Andreas Thomas Demetri
Andreas Thomas Demetri is a trusted extension builder serving customers in Muswell Hill and the surrounding area. Contact us to today to get a comp...
Onyx Iv
Ivaylo Shkodrov
Extremely reliable service . Flexibility, correct, listening customer. Wide experience.
Taylor Construction Services Ltd
Relax... you have found a reliable extension builder in Muswell Hill. Taylor Construction Services Ltd is a friendly and reliable company based in ...
Flat roof extension cost in Muswell Hill
A flat roof extension ranges from the cheapest of £21,320 (Onyx Iv based in N11) to the dearest of £22,376 (WT Construction Service Ltd based in N11), 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 Muswell Hill by posting a job with HaMuch. We'll send it to extension builders in Muswell Hill.
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Estimates for common extension builder jobs in Muswell Hill;
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 - £17,533
Two storey extension - £88,049
Build a timber frame extension - £26,033
Build a swimming pool - £81,033
Single storey extension - £55,656
Side return extension - £41,869
Install an RSJ - £2,233
Outbuilding - £10,033
Build a Mansard loft conversion - £52,033
Loft conversion - £34,058
Build a kitchen extension - £42,033
Hip to gable loft conversion - £42,033
Granny annexe - £87,033
Garden office - £10,033
Convert a Garage - £16,033
Garage - £18,533
Build a flat roof extension - £22,033
Build a dormer loft conversion - £42,033
Concrete foundations - £6,283
Convert a bungalow loft - £29,033
Convert a basement - £37,869