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London Construction
London Construction is an established and experienced local extension builder in SW6. Please contact us for a free, no obligation quote and competi...
AVIB City Construction Ltd
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
QA's Pointing and Brick Repair
QA's Pointing Brick Repair
Relax... you have found a reliable extension builder in SW6. QA's Pointing and Brick Repair is a friendly and reliable company based in SW6 who con...
Building Vision London Ltd
Building Vision London Ltd is a trusted extension builder serving customers in SW6 and the surrounding area. Contact us to today to get a competiti...
Red Box Maintenance Ltd
Greater London, SW6
Red Box are a Fulham-based building and decorating business who work in West and Southwest London, and who specialise in fine interior renovations,...
AJ Wells
Need to find an Extension Builder near you for all your extension buildering work?
AJ Wells provides a local, trusted extension buildering ...
KEVIN GEAR BUILDING & MAINTIAN
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
CW BUILDING SERVICES
Experienced extension builder ready to quote for your work. CW BUILDING SERVICES is the best extension builder in SW6. No obligation free quotes an...
Battersea Plumbers
kanreen
Need an Extension Builder in SW6? Battersea Plumbers has been helping local clients (5 mile radius) with their extension buildering jobs for many y...
H G Builders
H G Builders is an established and experienced local extension builder in SW6. Please contact us for a free, no obligation quote and competitive ra...
RSJ cost in SW6
How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in SW6 it ranges from £2,280 (Battersea Plumbers based in SW11) to £2,800 (H G Builders based in SW6).
Comparing extension builders estimates for fitting an RSJ gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
Get rates and quotes to install an RSJ in SW6 by posting a job with HaMuch and we will send it to extension builders in SW6.
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Estimates for common extension builder jobs in SW6;
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 - £17,772
Two storey extension - £88,408
Build a timber frame extension - £26,272
Build a swimming pool - £81,272
Single storey extension - £60,440
Side return extension - £44,560
Install an RSJ - £2,472
Outbuilding - £10,272
Build a Mansard loft conversion - £52,272
Loft conversion - £36,300
Build a kitchen extension - £42,272
Hip to gable loft conversion - £42,272
Granny annexe - £87,272
Garden office - £10,272
Convert a Garage - £16,272
Garage - £18,772
Build a flat roof extension - £22,272
Build a dormer loft conversion - £42,272
Concrete foundations - £6,522
Convert a bungalow loft - £29,272
Convert a basement - £40,560