From £1,800
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £5,192
Trusted and professional extension builder in East Boldon. Experienced in all extension buildering work and keeping within budget and on quote. Dav...
From £2,136
Building Craft Ltd is an established extension buildering business in East Boldon. We come highly recommended and provide competitive quotes for yo...
From £2,184
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £3,080
Established 1983 . For more info visit web site please . Worked in industry for over 40 years.
From £2,112
Our building services company Home Grown NE has been providing professional, trustworthy building services to customers throughout the North-East f...
From £1,240
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.
From £2,048
Skyline Loft Conversions (NE) Ltd is an established and experienced local extension builder in East Boldon. Please contact us for a free, no obliga...
From £1,984
Relax... you have found a reliable extension builder in East Boldon. ORILLA CONSTRUCTION SOLUTIONS is a friendly and reliable company based in East...
From £2,208
Need to find an Extension Builder near you for all your extension buildering work?
TK Builders provides a local, trusted extension builderi...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in East Boldon 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 East Boldon by posting a job with HaMuch and we will send it to extension builders in East Boldon.
"RSJ installation" - SUNDERLAND, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near South Tyneside | £34 | £261 |
| Install An RSJ near Jarrow | £34 | £262 |
| Install An RSJ near South Shields | £36 | £257 |
| Install An RSJ near Hebburn | £34 | £246 |
| Install An RSJ near Sunderland | £33 | £251 |
| Install An RSJ near Washington | £33 | £254 |
| Install An RSJ near Wallsend | £34 | £245 |
| Install An RSJ near Tynemouth | £36 | £257 |
| Install An RSJ near North Tyneside | £35 | £253 |
| Install An RSJ near Gateshead | £33 | £236 |
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 - £17,698

Two storey extension - £88,298

Build a timber frame extension - £26,198

Build a swimming pool - £81,198

Single storey extension - £58,968

Side return extension - £43,732

Install an RSJ - £2,398

Outbuilding - £10,198

Build a Mansard loft conversion - £52,198

Loft conversion - £35,610

Build a kitchen extension - £42,198

Hip to gable loft conversion - £42,198

Granny annexe - £87,198

Garden office - £10,198

Convert a Garage - £16,198

Garage - £18,698

Build a flat roof extension - £22,198

Build a dormer loft conversion - £42,198

Concrete foundations - £6,448

Convert a bungalow loft - £29,198

Convert a basement - £39,732