From £5,152
Painting & Decorating including property maintenance Building services honest trustworthy fully qualified decorators established 35 years.We cove...
From £2,552
T D F Building Contractors Ltd are here to help customers who need an Extension Builder in LU2. We offer a competitive rate to complete all your ex...
From £2,240
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,184
We specialise in General Building, extensions, loft conversions, complete refurbishment, exterior painting, bathroom kitchens, garage conversion an...
From £2,608
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,136
Plumbing, painting exterior, interior, extensions, plastering, skiming, carpeting, Flooring, you can ask us ..
From £1,656
we are very efficient in our work.and make sure our client is one 100% satisfied with our work.
From £2,192
ARC Building Services is a trusted extension builder serving customers in LU2 and the surrounding area. Contact us to today to get a competitive q...
From £2,216
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,320
GA Plan and Design is an established and experienced local extension builder in LU2. Please contact us for a free, no obligation quote and competit...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in LU2 it ranges from £1,656 (Rite Builders based in LU1) to £5,152 ( A & D Maintenance Services Ltd based in LU2).
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 LU2 by posting a job with HaMuch and we will send it to extension builders in LU2.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Luton | £42 | £276 |
| Install An RSJ near Harpenden | £86 | £315 |
| Install An RSJ near Dunstable | £41 | £270 |
| Install An RSJ near Hitchin | £43 | £283 |
| Install An RSJ near Mid Bedfordshire | £42 | £276 |
| Install An RSJ near Stevenage | £44 | £282 |
| Install An RSJ near North Hertfordshire | £44 | £283 |
| Install An RSJ near Letchworth | £44 | £283 |
| Install An RSJ near St Albans | £63 | £288 |
| Install An RSJ near Hemel Hempstead | £42 | £270 |
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 - £17,826

Two storey extension - £88,488

Build a timber frame extension - £26,326

Build a swimming pool - £81,326

Single storey extension - £61,512

Side return extension - £45,163

Install an RSJ - £2,526

Outbuilding - £10,326

Build a Mansard loft conversion - £52,326

Loft conversion - £36,803

Build a kitchen extension - £42,326

Hip to gable loft conversion - £42,326

Granny annexe - £87,326

Garden office - £10,326

Convert a Garage - £16,326

Garage - £18,826

Build a flat roof extension - £22,326

Build a dormer loft conversion - £42,326

Concrete foundations - £6,576

Convert a bungalow loft - £29,326

Convert a basement - £41,163