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From £1,736
Armagh, BT62
Experienced extension builder ready to quote for your work. Terry Design is the best extension builder in Armagh. No obligation free quotes and man...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Armagh it ranges from £1,736 (Terry Design based in BT62) to £1,736 (Terry Design based in BT62).
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 Armagh by posting a job with HaMuch and we will send it to extension builders in Armagh.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Craigavon | £23 | £181 |
| Install An RSJ near Coalisland | £27 | £223 |
| Install An RSJ near Waringstown | £23 | £167 |
| Install An RSJ near Dungannon | £30 | £238 |
| Install An RSJ near Banbridge | £29 | £205 |
| Install An RSJ near Maghaberry | £31 | £205 |
| Install An RSJ near Hillsborough and Culcavy | £25 | £170 |
| Install An RSJ near Crumlin | £26 | £194 |
| Install An RSJ near Lisburn | £24 | £164 |
| Install An RSJ near Magherafelt | £30 | £238 |
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 - £17,036

Two storey extension - £87,304

Build a timber frame extension - £25,536

Build a swimming pool - £80,536

Single storey extension - £45,720

Side return extension - £36,280

Install an RSJ - £1,736

Outbuilding - £9,536

Build a Mansard loft conversion - £51,536

Loft conversion - £29,400

Build a kitchen extension - £41,536

Hip to gable loft conversion - £41,536

Granny annexe - £86,536

Garden office - £9,536

Convert a Garage - £15,536

Garage - £18,036

Build a flat roof extension - £21,536

Build a dormer loft conversion - £41,536

Concrete foundations - £5,786

Convert a bungalow loft - £28,536

Convert a basement - £32,280