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Find a builder to make your building structurally sound

RSJs support your new extension or other construction to ensure that your property is structurally sound. They are crucial parts of your building work that mustn't be ignored, and must be installed by a professional. 

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Install an RSJ cost in Sefton

T&T Building Contractors

From £232

Need an Extension Builder in Sefton? T&T Building Contractors has been helping local clients (20 mile radius) with their extension buildering jobs ...

KOR BUILDING SERVICES

From £1,872

KOR BUILDING SERVICES is an established and experienced local extension builder in Sefton. Please contact us for a free, no obligation quote and co...

BTC Bernstef Ltd

From £1,776

BTC Bernstef Ltd is an established extension buildering business in Sefton. We come highly recommended and provide competitive quotes for your work...

PARKFIELD CONSTRUCTION LTD

From £1,912

PARKFIELD CONSTRUCTION LTD is an established extension buildering business in Sefton. We come highly recommended and provide competitive quotes for...

Sbetts Building

From £2,080

Need to find an Extension Builder near you for all your extension buildering work?

Sbetts Building provides a local, trusted extension buil...

OLIA CONSTRUCTION LTD

From £2,112

Relax... you have found a reliable extension builder in Sefton. OLIA CONSTRUCTION LTD is a friendly and reliable company based in Sefton who consid...

Jones Landscaping

From £1,672

Trusted and professional extension builder in Sefton. Experienced in all extension buildering work and keeping within budget and on quote. Jones La...

CJ Construction

From £1,960

CJ Construction are here to help customers who need an Extension Builder in Sefton. We offer a competitive rate to complete all your extension buil...

KM Building Services

From £1,968

Relax... you have found a reliable extension builder in Sefton. KM Building Services is a friendly and reliable company based in Sefton who conside...

Bob the Builder

From £2,104

Need an Extension Builder in Sefton? Bob the Builder has been helping local clients (20 mile radius) with their extension buildering jobs for many ...

RSJ cost in Sefton

Estimates for install an rsj near Sefton

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Sefton it ranges from £232 (T&T Building Contractors based in L23) to £2,112 (OLIA CONSTRUCTION LTD based in L37).

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 Sefton by posting a job with HaMuch and we will send it to extension builders in Sefton.


Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Install An RSJ near Sefton£34£221
Install An RSJ near Crosby£34£223
Install An RSJ near Formby£23£162
Install An RSJ near Bootle£32£223
Install An RSJ near Maghull£33£219
Install An RSJ near Wallasey£33£224
Install An RSJ near Kirkby£31£222
Install An RSJ near Liverpool£31£222
Install An RSJ near Ormskirk£29£206
Install An RSJ near Birkenhead£31£219

Estimates for common extension builder jobs in Sefton;

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.

More extensions & conversions cost guides...