DP Services is a fully insured friendly local company which has been trading since 2002 and delivers high quality building work in domestic extensi...
T & B Builders is a trusted extension builder serving customers in RG5 and the surrounding area. Contact us to today to get a competitive quote for...
Trusted and professional extension builder in RG5. Experienced in all extension buildering work and keeping within budget and on quote. Wise Roofin...
Reading Building Services is a trusted extension builder serving customers in RG5 and the surrounding area. Contact us to today to get a competitiv...
Experienced extension builder ready to quote for your work. J F Building & Groundworks is the best extension builder in RG5. No obligation free quo...
Experienced extension builder ready to quote for your work. SW Construction is the best extension builder in RG5. No obligation free quotes and man...
Building & Flooring Solutions is a trusted extension builder serving customers in RG5 and the surrounding area. Contact us to today to get a compet...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Relax... you have found a reliable extension builder in RG5. CLYBURN CONSTRUCTION LTD is a friendly and reliable company based in RG5 who consider ...
Arlind Avdiu
Experienced extension builder ready to quote for your work. Inspiral is the best extension builder in RG5. No obligation free quotes and many happy...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in RG5 it ranges from £2,152 (J F Building & Groundworks based in RG6) to £2,672 (Inspiral based in RG30).
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 RG5 by posting a job with HaMuch and we will send it to extension builders in RG5.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Woodley | £42 | £266 |
| Install An RSJ near Reading | £42 | £266 |
| Install An RSJ near Caversham | £38 | £265 |
| Install An RSJ near Wokingham | £41 | £279 |
| Install An RSJ near Bracknell Forest | £41 | £287 |
| Install An RSJ near Bracknell | £41 | £285 |
| Install An RSJ near Sandhurst | £41 | £283 |
| Install An RSJ near Maidenhead | £41 | £273 |
| Install An RSJ near Camberley | £41 | £282 |
| Install An RSJ near Ascot | £41 | £276 |
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 - £17,686

Two storey extension - £88,278

Build a timber frame extension - £26,186

Build a swimming pool - £81,186

Single storey extension - £58,712

Side return extension - £43,588

Install an RSJ - £2,386

Outbuilding - £10,186

Build a Mansard loft conversion - £52,186

Loft conversion - £35,490

Build a kitchen extension - £42,186

Hip to gable loft conversion - £42,186

Granny annexe - £87,186

Garden office - £10,186

Convert a Garage - £16,186

Garage - £18,686

Build a flat roof extension - £22,186

Build a dormer loft conversion - £42,186

Concrete foundations - £6,436

Convert a bungalow loft - £29,186

Convert a basement - £39,588