From £2,344
North East Contractors Ltd are here to help customers who need an Extension Builder in Whitley Bay. We offer a competitive rate to complete all you...
From £2,352
We cover all of your building needs from house conversions, extensions, kitchens, bathrooms, room design, bespoke features and much more.Contact us...
From £2,680
Arrowhead Construction is a trusted extension builder serving customers in Whitley Bay and the surrounding area. Contact us to today to get a compe...
From £2,136
Trusted and professional extension builder in Whitley Bay. Experienced in all extension buildering work and keeping within budget and on quote. Ayn...
From £1,984
Trusted and professional extension builder in Whitley Bay. Experienced in all extension buildering work and keeping within budget and on quote. DGS...
From £2,048
MM Building Services is an established and experienced local extension builder in Whitley Bay. Please contact us for a free, no obligation quote an...
From £2,312
Relax... you have found a reliable extension builder in Whitley Bay. Gdt builders is a friendly and reliable company based in Whitley Bay who consi...
From £2,352
Trusted and professional extension builder in Whitley Bay. Experienced in all extension buildering work and keeping within budget and on quote. Gre...
From £2,088
Relax... you have found a reliable extension builder in Whitley Bay. SB Building Solutions is a friendly and reliable company based in Whitley Bay ...
From £2,168
Trusted and professional extension builder in Whitley Bay. Experienced in all extension buildering work and keeping within budget and on quote. Gos...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Whitley Bay it ranges from £1,984 (DGS Property Services based in NE23) to £2,680 (Arrowhead Construction based in NE26).
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 Whitley Bay by posting a job with HaMuch and we will send it to extension builders in Whitley Bay.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Whitley Bay | £38 | £268 |
| Install An RSJ near North Tyneside | £35 | £253 |
| Install An RSJ near Tynemouth | £36 | £257 |
| Install An RSJ near Wallsend | £34 | £242 |
| Install An RSJ near Cramlington | £36 | £256 |
| Install An RSJ near South Shields | £36 | £257 |
| Install An RSJ near Longbenton | £33 | £231 |
| Install An RSJ near Blyth | £42 | £288 |
| Install An RSJ near Hebburn | £34 | £244 |
| Install An RSJ near Jarrow | £34 | £261 |
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 - £17,546

Two storey extension - £88,070

Build a timber frame extension - £26,046

Build a swimming pool - £81,046

Single storey extension - £55,928

Side return extension - £42,022

Install an RSJ - £2,246

Outbuilding - £10,046

Build a Mansard loft conversion - £52,046

Loft conversion - £34,185

Build a kitchen extension - £42,046

Hip to gable loft conversion - £42,046

Granny annexe - £87,046

Garden office - £10,046

Convert a Garage - £16,046

Garage - £18,546

Build a flat roof extension - £22,046

Build a dormer loft conversion - £42,046

Concrete foundations - £6,296

Convert a bungalow loft - £29,046

Convert a basement - £38,022