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SDS Constructions
Sean Smithers
Our building services company SDS Constructions has been established for many years and have been providing customers in Dagenham and the surroundi...
Optimus Build Solutions
Vasile Boghean
Optimus Build Solutions delivers exceptional construction services in London and surronding areas. Specializing in bathroom and kitchen refurbishme...
From £28,880
Can design and Construction
Erald Kanani
Member since August 2025
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Major Building Contractors Ltd
Relax... you have found a reliable extension builder in Becontree Heath. Major Building Contractors Ltd is a friendly and reliable company based in...
Decorating Building Service
Decorating Building Service are here to help customers who need an Extension Builder in Becontree Heath. We offer a competitive rate to complete al...
Sz Builders
Need to find an Extension Builder near you for all your extension buildering work?
Sz Builders provides a local, trusted extension builderi...
Render
Experienced extension builder ready to quote for your work. Render is the best extension builder in Becontree Heath. No obligation free quotes and ...
Gems Building & Maintenance Services
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
PHOENIX DEVELOPMNTS LONDON LTD
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Tony Rutter
Need an Extension Builder in Becontree Heath? Tony Rutter has been helping local clients (10 mile radius) with their extension buildering jobs for ...
Bungalow Loft Conversion Cost in Becontree Heath
In Becontree Heath, bungalow loft conversions range from the cheapest of £28,880 (Can design and Construction based in Ig11) to the dearest of £30,232 (Optimus Build Solutions based in Rm1), but the best way to get accurate prices is to get quotes.
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Estimates for common extension builder jobs in Becontree Heath;
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 - £17,835
Two storey extension - £88,503
Build a timber frame extension - £26,335
Build a swimming pool - £81,335
Single storey extension - £61,704
Side return extension - £45,271
Install an RSJ - £2,535
Outbuilding - £10,335
Build a Mansard loft conversion - £52,335
Loft conversion - £36,893
Build a kitchen extension - £42,335
Hip to gable loft conversion - £42,335
Granny annexe - £87,335
Garden office - £10,335
Convert a Garage - £16,335
Garage - £18,835
Build a flat roof extension - £22,335
Build a dormer loft conversion - £42,335
Concrete foundations - £6,585
Convert a bungalow loft - £29,335
Convert a basement - £41,271