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Paul Foran
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Need an Extension Builder in Brandlesholme? MK Builders has been helping local clients (20 mile radius) with their extension buildering jobs for ma...
McClean Builders are here to help customers who need an Extension Builder in Brandlesholme. We offer a competitive rate to complete all your extens...
SMH Build & Renovate is an established extension buildering business in Brandlesholme. We come highly recommended and provide competitive quotes fo...
Terry Howlett
We are a local building company who specialises in keeping our customers happy we are reliable friendly. We carry out all types of building wo...
H.B.S is an established extension buildering business in Brandlesholme. We come highly recommended and provide competitive quotes for your work.
Brandlesholme, BL8
Amak Construction is an established and experienced local extension builder in Brandlesholme. Please contact us for a free, no obligation quote and...
Experienced extension builder ready to quote for your work. Advanced Builders & Roofers is the best extension builder in Brandlesholme. No obligati...
Need to find an Extension Builder near you for all your extension buildering work?
DC Contractors provides a local, trusted extension build...
Relax... you have found a reliable extension builder in Brandlesholme. David Anderson Builders is a friendly and reliable company based in Brandles...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Brandlesholme it ranges from £1,160 (Aquatec Builder based in OL10) to £2,088 (Advanced Builders & Roofers based in M25).
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 Brandlesholme by posting a job with HaMuch and we will send it to extension builders in Brandlesholme.
"RSJ installation" - BOLTON, job posted 17/09/25
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Bury | £30 | £219 |
| Install An RSJ near Radcliffe | £30 | £220 |
| Install An RSJ near Whitefield | £31 | £229 |
| Install An RSJ near Heywood | £30 | £221 |
| Install An RSJ near Bolton | £31 | £219 |
| Install An RSJ near Farnworth | £30 | £219 |
| Install An RSJ near Prestwich | £31 | £233 |
| Install An RSJ near Little Hulton | £31 | £220 |
| Install An RSJ near Swinton | £32 | £234 |
| Install An RSJ near Middleton | £31 | £227 |
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 - £17,176

Two storey extension - £87,514

Build a timber frame extension - £25,676

Build a swimming pool - £80,676

Single storey extension - £48,520

Side return extension - £37,855

Install an RSJ - £1,876

Outbuilding - £9,676

Build a Mansard loft conversion - £51,676

Loft conversion - £30,713

Build a kitchen extension - £41,676

Hip to gable loft conversion - £41,676

Granny annexe - £86,676

Garden office - £9,676

Convert a Garage - £15,676

Garage - £18,176

Build a flat roof extension - £21,676

Build a dormer loft conversion - £41,676

Concrete foundations - £5,926

Convert a bungalow loft - £28,676

Convert a basement - £33,855