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Frame Brickwork
Relax... you have found a reliable extension builder in WD17. Frame Brickwork is a friendly and reliable company based in WD17 who consider no job ...
1st Choice Builders UK
Experienced extension builder ready to quote for your work. 1st Choice Builders UK is the best extension builder in WD17. No obligation free quotes...
T N Roofing
T N Roofing is an established extension buildering business in WD17. We come highly recommended and provide competitive quotes for your work.
A&T Building
Andy
A&T Building is an established extension buildering business in WD17. We come highly recommended and provide competitive quotes for your work.
...Conversion Property and Electrical Services
Our building services company Conversion Property and Electrical Services has 17 years of experience in the industry. We have been helping customer...
Design & Build Builders Ltd
Trusted and professional extension builder in WD17. Experienced in all extension buildering work and keeping within budget and on quote. Design & B...
Tonybuild
Watford, WD17
Relax... you have found a reliable extension builder in WD17. Tonybuild is a friendly and reliable company based in WD17 who consider no job as too...
Eeoc
Emilian Czeiszperger
Hello I am Emilian , the proud owner of Eeoc Ltd, A little about me With many happy and returning customers over the last 14 years, y...
From £39,120
Primrose Projects
Hertfordshire, WD17
Primrose Projects is an established and experienced local extension builder in WD17. Please contact us for a free, no obligation quote and competit...
From £36,510
Progressive Design London
Experienced extension builder ready to quote for your work. Progressive Design London is the best extension builder in WD17. No obligation free quo...
Cheapest builders to convert your basement in WD17
Comparing extension builders estimates for a Convert a basement gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost to convert a basement in WD17 by posting a job with HaMuch and we will send it to extension builders in WD17.
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Estimates for common extension builder jobs in WD17;
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 - £18,015
Two storey extension - £88,773
Build a timber frame extension - £26,515
Build a swimming pool - £81,515
Single storey extension - £65,304
Side return extension - £47,296
Install an RSJ - £2,715
Outbuilding - £10,515
Build a Mansard loft conversion - £52,515
Loft conversion - £38,580
Build a kitchen extension - £42,515
Hip to gable loft conversion - £42,515
Granny annexe - £87,515
Garden office - £10,515
Convert a Garage - £16,515
Garage - £19,015
Build a flat roof extension - £22,515
Build a dormer loft conversion - £42,515
Concrete foundations - £6,765
Convert a bungalow loft - £29,515
Convert a basement - £43,296