From £2,232
Trusted and professional extension builder in Frilford. Experienced in all extension buildering work and keeping within budget and on quote. Jamie ...
From £2,304
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,336
Need to find an Extension Builder near you for all your extension buildering work?
THAMESIDE CONSTRUCTION provides a local, trusted extensi...
From £2,416
Experienced extension builder ready to quote for your work. DRC Construction is the best extension builder in Frilford. No obligation free quotes a...
From £2,184
Lambert Home Builds is a trusted extension builder serving customers in Frilford and the surrounding area. Contact us to today to get a competitive...
From £2,440
Approved extension builder in Frilford, covering 20 miles.
Whatever extension buildering work you need, including emergency repairs, hire a ...
From £2,320
Bluestones Garden Design Ltd is an established and experienced local extension builder in Frilford. Please contact us for a free, no obligation quo...
From £2,424
SH Carpentry and Construction Ltd is a professional, reliable and friendly carpentry, joinery and general construction company working in and aroun...
From £2,712
Michael E Phillips is an established extension buildering business in Frilford. We come highly recommended and provide competitive quotes for your ...
From £2,160
APPLEWOOD CONSTRUCTION is a trusted extension builder serving customers in Frilford and the surrounding area. Contact us to today to get a competit...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Frilford it ranges from £2,160 (APPLEWOOD CONSTRUCTION based in OX29) to £2,712 (Michael E Phillips based in OX2).
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 Frilford by posting a job with HaMuch and we will send it to extension builders in Frilford.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Abingdon-on-Thames | £35 | £258 |
| Install An RSJ near Oxford | £37 | £261 |
| Install An RSJ near Vale of White Horse | £36 | £271 |
| Install An RSJ near Didcot | £36 | £266 |
| Install An RSJ near Witney | £32 | £244 |
| Install An RSJ near South Oxfordshire | £36 | £253 |
| Install An RSJ near Cherwell | £35 | £249 |
| Install An RSJ near Bicester | £35 | £249 |
| Install An RSJ near Stratton St Margaret | £37 | £238 |
| Install An RSJ near Newbury | £37 | £262 |
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 - £17,653

Two storey extension - £88,229

Build a timber frame extension - £26,153

Build a swimming pool - £81,153

Single storey extension - £58,056

Side return extension - £43,219

Install an RSJ - £2,353

Outbuilding - £10,153

Build a Mansard loft conversion - £52,153

Loft conversion - £35,183

Build a kitchen extension - £42,153

Hip to gable loft conversion - £42,153

Granny annexe - £87,153

Garden office - £10,153

Convert a Garage - £16,153

Garage - £18,653

Build a flat roof extension - £22,153

Build a dormer loft conversion - £42,153

Concrete foundations - £6,403

Convert a bungalow loft - £29,153

Convert a basement - £39,219