Haverhill, CB9
Relax... you have found a reliable extension builder in Haverhill. Pinnacle Construction is a friendly and reliable company based in Haverhill who ...
From £2,008
BOWIE CONSTRUCTION LTD is a trusted extension builder serving customers in Haverhill and the surrounding area. Contact us to today to get a competi...
From £2,064
Need an Extension Builder in Haverhill? K T GRIDLEY GENERAL BUILDER has been helping local clients (20 mile radius) with their extension buildering...
From £2,040
CO9 4R
Need to find an Extension Builder near you for all your extension buildering work?
D Mason Developments Ltd provides a local, trusted exten...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Haverhill it ranges from £2,008 (BOWIE CONSTRUCTION LTD based in CB21) to £2,304 (Pinnacle Construction based in CB9).
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 Haverhill by posting a job with HaMuch and we will send it to extension builders in Haverhill.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Haverhill | £37 | £260 |
| Install An RSJ near Sudbury | £34 | £229 |
| Install An RSJ near Braintree | £37 | £247 |
| Install An RSJ near Cambridge | £38 | £271 |
| Install An RSJ near Bury St Edmunds | £34 | £251 |
| Install An RSJ near South Cambridgeshire | £43 | £305 |
| Install An RSJ near Bishop's Stortford | £42 | £264 |
| Install An RSJ near Ely | £40 | £279 |
| Install An RSJ near Witham | £36 | £240 |
| Install An RSJ near Colchester | £34 | £232 |
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 - £17,404

Two storey extension - £87,856

Build a timber frame extension - £25,904

Build a swimming pool - £80,904

Single storey extension - £53,080

Side return extension - £40,420

Install an RSJ - £2,104

Outbuilding - £9,904

Build a Mansard loft conversion - £51,904

Loft conversion - £32,850

Build a kitchen extension - £41,904

Hip to gable loft conversion - £41,904

Granny annexe - £86,904

Garden office - £9,904

Convert a Garage - £15,904

Garage - £18,404

Build a flat roof extension - £21,904

Build a dormer loft conversion - £41,904

Concrete foundations - £6,154

Convert a bungalow loft - £28,904

Convert a basement - £36,420