From £2,456
Lover Build is an established and experienced local extension builder in Walderslade. Please contact us for a free, no obligation quote and competi...
From £2,376
Witton & Pearce Builders in Essex is a trusted extension builder serving customers in Walderslade and the surrounding area. Contact us to today to ...
From £2,472
P OUGHTON BUILDING is an established and experienced local extension builder in Walderslade. Please contact us for a free, no obligation quote and ...
From £1,656
Experienced extension builder ready to quote for your work. Capital Roofing Ltd is the best extension builder in Walderslade. No obligation free qu...
From £2,560
Need an Extension Builder in Walderslade? Ellis & James Builders Limited has been helping local clients (20 mile radius) with their extension build...
From £2,360
Property Maintenance are here to help customers who need an Extension Builder in Walderslade. We offer a competitive rate to complete all your exte...
From £1,568
Hi
I'm very well rated tradesmen please check my website
See you soon
From £1,520
MAGNOLIA HOME is family run,Tunbridge Wells based building company,.With years expirence,you as the customer can be assured that you are in safe ha...
From £2,448
Need an Extension Builder in Walderslade? Danni Building Services Ltd has been helping local clients (10 mile radius) with their extension builderi...
From £2,208
Over 35 years experience
We are Gas Safe registered
We are Verified
We pride ourselves on great custom...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Walderslade it ranges from £1,520 (Magnoli Home based in TN2) to £2,560 (Ellis & James Builders Limited based in SS17).
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 Walderslade by posting a job with HaMuch and we will send it to extension builders in Walderslade.
"RSJ installation, 203/203/46 beam length 5150mm, also digging concrete pad 900x900x 600 deep for site support post. For more information please get in touch." - RAINHAM, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Rochester | £39 | £254 |
| Install An RSJ near Chatham | £39 | £254 |
| Install An RSJ near Gillingham | £39 | £253 |
| Install An RSJ near Larkfield | £41 | £253 |
| Install An RSJ near Maidstone | £40 | £255 |
| Install An RSJ near Gravesend | £40 | £260 |
| Install An RSJ near Sittingbourne | £35 | £246 |
| Install An RSJ near Northfleet | £41 | £261 |
| Install An RSJ near Canvey Island | £39 | £256 |
| Install An RSJ near Stanford-le-Hope | £40 | £254 |
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 - £17,462

Two storey extension - £87,944

Build a timber frame extension - £25,962

Build a swimming pool - £80,962

Single storey extension - £54,248

Side return extension - £41,077

Install an RSJ - £2,162

Outbuilding - £9,962

Build a Mansard loft conversion - £51,962

Loft conversion - £33,398

Build a kitchen extension - £41,962

Hip to gable loft conversion - £41,962

Granny annexe - £86,962

Garden office - £9,962

Convert a Garage - £15,962

Garage - £18,462

Build a flat roof extension - £21,962

Build a dormer loft conversion - £41,962

Concrete foundations - £6,212

Convert a bungalow loft - £28,962

Convert a basement - £37,077