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Trusted and professional extension builder in Kilkeel. Experienced in all extension buildering work and keeping within budget and on quote. JDL Con...
From £1,696
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 Kilkeel it ranges from £1,608 (JDL Contracts based in BT34) to £1,696 (Ballygrange Contracts based in BT34).
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 Kilkeel by posting a job with HaMuch and we will send it to extension builders in Kilkeel.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Kilkeel | £28 | £182 |
| Install An RSJ near Banbridge | £29 | £205 |
| Install An RSJ near Ballynahinch | £19 | £189 |
| Install An RSJ near Saintfield | £23 | £162 |
| Install An RSJ near Waringstown | £23 | £167 |
| Install An RSJ near Portaferry | £22 | £164 |
| Install An RSJ near Hillsborough and Culcavy | £25 | £170 |
| Install An RSJ near Craigavon | £23 | £181 |
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 - £16,952

Two storey extension - £87,178

Build a timber frame extension - £25,452

Build a swimming pool - £80,452

Single storey extension - £44,040

Side return extension - £35,335

Install an RSJ - £1,652

Outbuilding - £9,452

Build a Mansard loft conversion - £51,452

Loft conversion - £28,613

Build a kitchen extension - £41,452

Hip to gable loft conversion - £41,452

Granny annexe - £86,452

Garden office - £9,452

Convert a Garage - £15,452

Garage - £17,952

Build a flat roof extension - £21,452

Build a dormer loft conversion - £41,452

Concrete foundations - £5,702

Convert a bungalow loft - £28,452

Convert a basement - £31,335