From £2,432
If you are looking for a Mid Bedfordshire extension builder and you need something replaced, fitted, or fixed, contact Space Above Limited today. W...
From £2,448
RS Plumbing and Heating is a trusted extension builder serving customers in Mid Bedfordshire and the surrounding area. Contact us to today to get a...
From £2,648
Relax... you have found a reliable extension builder in Mid Bedfordshire. Bench Mark Construction is a friendly and reliable company based in Mid B...
From £3,008
Need to find an Extension Builder near you for all your extension buildering work?
A M Interiors provides a local, trusted extension builde...
From £2,200
Member since July 2020
EB Construction & Building Ltd are here to help customers who need an Extension Builder in Mid Bedfordshire. We offer a competitive rate to complet...
From £2,544
Trusted and professional extension builder in Mid Bedfordshire. Experienced in all extension buildering work and keeping within budget and on quote...
From £2,136
Plumbing, painting exterior, interior, extensions, plastering, skiming, carpeting, Flooring, you can ask us ..
From £2,312
JASON SHARP SHARP BUILDERS is a trusted extension builder serving customers in Mid Bedfordshire and the surrounding area. Contact us to today to ge...
From £2,520
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,152
Relax... you have found a reliable extension builder in Mid Bedfordshire. Dean Prichard Building Services is a friendly and reliable company based ...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Mid Bedfordshire it ranges from £2,136 (Bacan's cleaning painting and decorating based in LU1) to £3,008 (A M Interiors based in MK42).
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 Mid Bedfordshire by posting a job with HaMuch and we will send it to extension builders in Mid Bedfordshire.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Mid Bedfordshire | £42 | £276 |
| Install An RSJ near Ampthill | £38 | £258 |
| Install An RSJ near Kempston | £44 | £273 |
| Install An RSJ near Luton | £41 | £278 |
| Install An RSJ near Bedford | £45 | £278 |
| Install An RSJ near South Bedfordshire | £45 | £278 |
| Install An RSJ near Dunstable | £41 | £272 |
| Install An RSJ near Biggleswade | £41 | £268 |
| Install An RSJ near Hitchin | £43 | £283 |
| Install An RSJ near Letchworth | £44 | £283 |
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 - £17,740

Two storey extension - £88,360

Build a timber frame extension - £26,240

Build a swimming pool - £81,240

Single storey extension - £59,800

Side return extension - £44,200

Install an RSJ - £2,440

Outbuilding - £10,240

Build a Mansard loft conversion - £52,240

Loft conversion - £36,000

Build a kitchen extension - £42,240

Hip to gable loft conversion - £42,240

Granny annexe - £87,240

Garden office - £10,240

Convert a Garage - £16,240

Garage - £18,740

Build a flat roof extension - £22,240

Build a dormer loft conversion - £42,240

Concrete foundations - £6,490

Convert a bungalow loft - £29,240

Convert a basement - £40,200