We send your job to ALL Cockfield extension builders
Available extension builders in Cockfield reply
Select your affordable Cockfield extension builder
From £2,056
Eric Keymer
I have 20 years experience in covering all aspects of the Biulding trade.
From £2,056
Offering a friendly and professional construction and insulation services to private residential and commercial customers in East Anglia and surrou...
From £1,944
Experienced extension builder ready to quote for your work. Brayfield Construction is the best extension builder in Cockfield. No obligation free q...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Cockfield it ranges from £1,944 (Brayfield Construction based in IP33) to £2,056 (Eric keymer based in IP32).
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 Cockfield by posting a job with HaMuch and we will send it to extension builders in Cockfield.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Bury St Edmunds | £34 | £251 |
| Install An RSJ near Stowmarket | £30 | £221 |
| Install An RSJ near Sudbury | £34 | £229 |
| Install An RSJ near Thetford | £42 | £277 |
| Install An RSJ near Ipswich | £33 | £235 |
| Install An RSJ near Haverhill | £37 | £260 |
| Install An RSJ near Colchester | £34 | £232 |
| Install An RSJ near Ely | £40 | £279 |
| Install An RSJ near Suffolk Coastal | £28 | £215 |
| Install An RSJ near Tendring | £31 | £226 |
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 - £17,319

Two storey extension - £87,728

Build a timber frame extension - £25,819

Build a swimming pool - £80,819

Single storey extension - £51,373

Side return extension - £39,460

Install an RSJ - £2,019

Outbuilding - £9,819

Build a Mansard loft conversion - £51,819

Loft conversion - £32,050

Build a kitchen extension - £41,819

Hip to gable loft conversion - £41,819

Granny annexe - £86,819

Garden office - £9,819

Convert a Garage - £15,819

Garage - £18,319

Build a flat roof extension - £21,819

Build a dormer loft conversion - £41,819

Concrete foundations - £6,069

Convert a bungalow loft - £28,819

Convert a basement - £35,460