From £2,584
Construction Industry is a trusted extension builder serving customers in Barkham and the surrounding area. Contact us to today to get a competitiv...
From £2,560
J W & P G BUILDERS are here to help customers who need an Extension Builder in Barkham. We offer a competitive rate to complete all your extension ...
From £2,352
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £1,976
Fully trained in bricklaying with 35 years experienced in the building trade mostly dealing in extensions and refurbishment.
Will a...
From £2,240
Constructica is a dedicated and passionate design and build company operating across Berkshire and Surrey. We provide our clients with a single por...
From £2,736
Key Choice Builders Limited is a family run, well-established, reliable and professional business with over 20 years' experience in the constructio...
From £2,360
Haughton Green Builders Wokingham are here to help customers who need an Extension Builder in Barkham. We offer a competitive rate to complete all ...
From £2,408
MJS Roofing & Property Maintenance is an established extension buildering business in Barkham. We come highly recommended and provide competitive q...
From £2,408
Edgewood Construction Ltd is an established extension buildering business in Barkham. We come highly recommended and provide competitive quotes for...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Barkham it ranges from £1,976 (P tanner based in RG40) to £2,736 (Key Choice Builders Ltd based in RG40).
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 Barkham by posting a job with HaMuch and we will send it to extension builders in Barkham.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Wokingham | £41 | £280 |
| Install An RSJ near Bracknell Forest | £41 | £287 |
| Install An RSJ near Bracknell | £41 | £286 |
| Install An RSJ near Sandhurst | £41 | £283 |
| Install An RSJ near Woodley | £42 | £267 |
| Install An RSJ near Camberley | £41 | £283 |
| Install An RSJ near Reading | £42 | £266 |
| Install An RSJ near Ascot | £41 | £276 |
| Install An RSJ near Farnborough | £41 | £273 |
| Install An RSJ near Caversham | £38 | £266 |
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 - £17,726

Two storey extension - £88,340

Build a timber frame extension - £26,226

Build a swimming pool - £81,226

Single storey extension - £59,528

Side return extension - £44,047

Install an RSJ - £2,426

Outbuilding - £10,226

Build a Mansard loft conversion - £52,226

Loft conversion - £35,873

Build a kitchen extension - £42,226

Hip to gable loft conversion - £42,226

Granny annexe - £87,226

Garden office - £10,226

Convert a Garage - £16,226

Garage - £18,726

Build a flat roof extension - £22,226

Build a dormer loft conversion - £42,226

Concrete foundations - £6,476

Convert a bungalow loft - £29,226

Convert a basement - £40,047