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Advance Construction Solutions
Hertfordshi, EN6
Trusted and professional extension builder in EN6. Experienced in all extension buildering work and keeping within budget and on quote. Advance Con...
London Elite Construction
London Elite Construction is an established extension buildering business in EN6. We come highly recommended and provide competitive quotes for you...
BSL
Potters Bar, EN6
BSL are here to help customers who need an Extension Builder in EN6. We offer a competitive rate to complete all your extension buildering jobs to ...
SWB Construction Services
Trusted and professional extension builder in EN6. Experienced in all extension buildering work and keeping within budget and on quote. SWB Constru...
From £38,250
Premium Design Construction LTD
London, EN6
Premium Design Construction Ltd. specialise in home remodelling and refurbishments from start to finish. Extensions, Loft conversion, bespoke carp...
From £36,150
JMB Design & Build
Need to find an Extension Builder near you for all your extension buildering work?
JMB Design & Build provides a local, trusted extension b...
From £34,500
JMB Design & Build
Potters Bar, EN6
JMB Design & Build is a full service building construction company dedicated to building and improving residential and commercial structures accord...
From £32,775
TMP build solutions ltd
Need to find an Extension Builder near you for all your extension buildering work?
TMP build solutions ltd provides a local, trusted extens...
From £33,750
TMP build solutions ltd
Hertfordshire, EN6
TMP Build Solutions is a reputable building company that specialises in loft conversions and extensions. The team has a diverse range of trade skil...
From £32,850
Defined Builds
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Cheapest builders for loft conversion in EN6
Comparing extension builders estimates for Loft conversion 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 of a loft conversion in EN6 by posting your job to extension builders in EN6.
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Estimates for common extension builder jobs in EN6;
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 - £17,618
Two storey extension - £88,178
Build a timber frame extension - £26,118
Build a swimming pool - £81,118
Single storey extension - £57,368
Side return extension - £42,832
Install an RSJ - £2,318
Outbuilding - £10,118
Build a Mansard loft conversion - £52,118
Loft conversion - £34,860
Build a kitchen extension - £42,118
Hip to gable loft conversion - £42,118
Granny annexe - £87,118
Garden office - £10,118
Convert a Garage - £16,118
Garage - £18,618
Build a flat roof extension - £22,118
Build a dormer loft conversion - £42,118
Concrete foundations - £6,368
Convert a bungalow loft - £29,118
Convert a basement - £38,832