Trusted and professional extension builder in PE6. Experienced in all extension buildering work and keeping within budget and on quote. RBAM Constr...
Trinity Green Building Contractors are here to help customers who need an Extension Builder in PE6. We offer a competitive rate to complete all you...
M Moore
Trusted and professional extension builder in PE6. Experienced in all extension buildering work and keeping within budget and on quote. Moores Roof...
Graham Fuller
Your Local builders in Peterborough
GMF Builders is owned and managed by Graham Fuller who has approximately 23 years experience in the ...
Danny Price
Welcome to Price & Sons! We are a building company based in Peterborough. If you are interested in a quote please get in touch with us!
DAR CONSTRUCTION are here to help customers who need an Extension Builder in PE6. We offer a competitive rate to complete all your extension builde...
B GS GENERAL BUILDERS are here to help customers who need an Extension Builder in PE6. We offer a competitive rate to complete all your extension b...
Lauren Builders are a domestic and commercial building company based in Peterborough, and is owned and run by Father & Son, Mick & Lee Gapper, who ...
Relax... you have found a reliable extension builder in PE6. Kerson Construction Ltd is a friendly and reliable company based in PE6 who consider n...
Tallon Marshall
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in PE6 it ranges from £1,856 (B GS GENERAL BUILDERS based in NN17) to £2,600 (PSP Developments based in PE6).
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 PE6 by posting a job with HaMuch and we will send it to extension builders in PE6.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Peterborough | £40 | £281 |
| Install An RSJ near Stamford | £35 | £248 |
| Install An RSJ near Spalding | £32 | £238 |
| Install An RSJ near Wisbech | £34 | £255 |
| Install An RSJ near Huntingdonshire | £36 | £290 |
| Install An RSJ near Corby | £30 | £214 |
| Install An RSJ near Huntingdon | £38 | £284 |
| Install An RSJ near Grantham | £38 | £228 |
| Install An RSJ near Boston | £28 | £262 |
| Install An RSJ near Kettering | £34 | £237 |
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 - £17,541

Two storey extension - £88,061

Build a timber frame extension - £26,041

Build a swimming pool - £81,041

Single storey extension - £55,816

Side return extension - £41,959

Install an RSJ - £2,241

Outbuilding - £10,041

Build a Mansard loft conversion - £52,041

Loft conversion - £34,133

Build a kitchen extension - £42,041

Hip to gable loft conversion - £42,041

Granny annexe - £87,041

Garden office - £10,041

Convert a Garage - £16,041

Garage - £18,541

Build a flat roof extension - £22,041

Build a dormer loft conversion - £42,041

Concrete foundations - £6,291

Convert a bungalow loft - £29,041

Convert a basement - £37,959