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From £1,240
Oscar Carballo
Member since July 2020
I have over 40 years experience in the field of construction. Thank you and I hope I will be of service to you.
Need to find an Extension Builder near you for all your extension buildering work?
TK Builders provides a local, trusted extension builderi...
MM Building Services is an established and experienced local extension builder in Seaburn. Please contact us for a free, no obligation quote and co...
Ian
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Building Craft Ltd is an established extension buildering business in Seaburn. We come highly recommended and provide competitive quotes for your w...
HST ENG LTD is an established extension buildering business in Seaburn. We come highly recommended and provide competitive quotes for your work.
Relax... you have found a reliable extension builder in Seaburn. ORILLA CONSTRUCTION SOLUTIONS is a friendly and reliable company based in Seaburn ...
David Robertson
Trusted and professional extension builder in Seaburn. Experienced in all extension buildering work and keeping within budget and on quote. David ...
Dave Ogle is an established and experienced local extension builder in Seaburn. Please contact us for a free, no obligation quote and competitive r...
Phil
Skyline Loft Conversions (NE) Ltd is an established and experienced local extension builder in Seaburn. Please contact us for a free, no obligation...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Seaburn it ranges from £1,240 (OCC Construction based in NE10) to £5,192 (David Robertson builders based in Sr4).
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 Seaburn by posting a job with HaMuch and we will send it to extension builders in Seaburn.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near South Tyneside | £34 | £261 |
| Install An RSJ near South Shields | £36 | £257 |
| Install An RSJ near Jarrow | £34 | £262 |
| Install An RSJ near Sunderland | £33 | £251 |
| Install An RSJ near Hebburn | £34 | £246 |
| Install An RSJ near Washington | £33 | £254 |
| Install An RSJ near Tynemouth | £36 | £257 |
| Install An RSJ near Wallsend | £34 | £245 |
| Install An RSJ near North Tyneside | £35 | £253 |
| Install An RSJ near Seaham | £35 | £235 |
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 - £17,691

Two storey extension - £88,287

Build a timber frame extension - £26,191

Build a swimming pool - £81,191

Single storey extension - £58,824

Side return extension - £43,651

Install an RSJ - £2,391

Outbuilding - £10,191

Build a Mansard loft conversion - £52,191

Loft conversion - £35,543

Build a kitchen extension - £42,191

Hip to gable loft conversion - £42,191

Granny annexe - £87,191

Garden office - £10,191

Convert a Garage - £16,191

Garage - £18,691

Build a flat roof extension - £22,191

Build a dormer loft conversion - £42,191

Concrete foundations - £6,441

Convert a bungalow loft - £29,191

Convert a basement - £39,651