Silverwood Construction (Cambridge) Ltd are here to help customers who need an Extension Builder in PE27. We offer a competitive rate to complete a...
From £2,584
Trusted and professional extension builder in PE27. Experienced in all extension buildering work and keeping within budget and on quote. BOB BLACK ...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in PE27 it ranges from £2,360 (Silverwood Construction (Cambridge) Ltd based in PE28) to £2,584 (BOB BLACK CONSTRUCTION LTD based in PE27).
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 PE27 by posting a job with HaMuch and we will send it to extension builders in PE27.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Huntingdon | £38 | £284 |
| Install An RSJ near Huntingdonshire | £36 | £290 |
| Install An RSJ near St Neots | £51 | £318 |
| Install An RSJ near Cambridge | £38 | £271 |
| Install An RSJ near South Cambridgeshire | £43 | £305 |
| Install An RSJ near Ely | £40 | £279 |
| Install An RSJ near Peterborough | £40 | £281 |
| Install An RSJ near Biggleswade | £41 | £268 |
| Install An RSJ near Bedford | £45 | £278 |
| Install An RSJ near South Bedfordshire | £45 | £278 |
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 - £17,772

Two storey extension - £88,408

Build a timber frame extension - £26,272

Build a swimming pool - £81,272

Single storey extension - £60,440

Side return extension - £44,560

Install an RSJ - £2,472

Outbuilding - £10,272

Build a Mansard loft conversion - £52,272

Loft conversion - £36,300

Build a kitchen extension - £42,272

Hip to gable loft conversion - £42,272

Granny annexe - £87,272

Garden office - £10,272

Convert a Garage - £16,272

Garage - £18,772

Build a flat roof extension - £22,272

Build a dormer loft conversion - £42,272

Concrete foundations - £6,522

Convert a bungalow loft - £29,272

Convert a basement - £40,560