Need an Extension Builder in Henlow? WILLMOTT DIXON CONSTRUCTION LI has been helping local clients (20 mile radius) with their extension buildering...
Experienced extension builder ready to quote for your work. HB Construction is the best extension builder in Henlow. No obligation free quotes and ...
Need an Extension Builder in Henlow? R&J Building Services Ltd has been helping local clients (20 mile radius) with their extension buildering jobs...
Gary Braine
Experienced extension builder ready to quote for your work. G B BUILDSTORE LTD is the best extension builder in Henlow. No obligation free quotes a...
Need an Extension Builder in Henlow? M SPINDLER CONSTRUCTION LTD has been helping local clients (20 mile radius) with their extension buildering jo...
TCL BUILDING SOLUTIONS LTD are here to help customers who need an Extension Builder in Henlow. We offer a competitive rate to complete all your ext...
From £2,320
James Hogbourne
For more than 10 years, North Hertfordshire Construction LTD have been the name you can trust when it comes to building and development! We are kno...
From £2,608
M P BUILDING LIMITED is an established and experienced local extension builder in Henlow. Please contact us for a free, no obligation quote and com...
From £1,904
Need an Extension Builder in Henlow? L P L Property Services Limited has been helping local clients (20 mile radius) with their extension builderin...
From £2,520
Totalworth Building Services is an established extension buildering business in Henlow. We come highly recommended and provide competitive quotes f...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Henlow it ranges from £1,904 (L P L Property Services Limited based in SG5) to £2,688 (M SPINDLER CONSTRUCTION LTD based in SG6).
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 Henlow by posting a job with HaMuch and we will send it to extension builders in Henlow.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Letchworth | £44 | £283 |
| Install An RSJ near Biggleswade | £41 | £268 |
| Install An RSJ near North Hertfordshire | £44 | £283 |
| 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 Ampthill | £38 | £258 |
| Install An RSJ near Kempston | £44 | £273 |
| Install An RSJ near Luton | £42 | £279 |
| 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 - £17,669

Two storey extension - £88,253

Build a timber frame extension - £26,169

Build a swimming pool - £81,169

Single storey extension - £58,376

Side return extension - £43,399

Install an RSJ - £2,369

Outbuilding - £10,169

Build a Mansard loft conversion - £52,169

Loft conversion - £35,333

Build a kitchen extension - £42,169

Hip to gable loft conversion - £42,169

Granny annexe - £87,169

Garden office - £10,169

Convert a Garage - £16,169

Garage - £18,669

Build a flat roof extension - £22,169

Build a dormer loft conversion - £42,169

Concrete foundations - £6,419

Convert a bungalow loft - £29,169

Convert a basement - £39,399