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Select your affordable LL22 extension builder
S ROBERTS ROOFING are here to help customers who need an Extension Builder in LL22. We offer a competitive rate to complete all your extension buil...
Robert Wilson
Wood floor services is a trusted extension builder serving customers in LL22 and the surrounding area. Contact us to today to get a competitive qu...
From £1,616
John Foster
Octagon Construction Ltd is a trusted extension builder serving customers in LL22 and the surrounding area. Contact us to today to get a competitiv...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in LL22 it ranges from £1,616 (Octagon Construction Ltd based in LL18) to £2,032 (Wood floor services based in Ll18).
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 LL22 by posting a job with HaMuch and we will send it to extension builders in LL22.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Colwyn Bay | £28 | £211 |
| Install An RSJ near Rhyl | £28 | £209 |
| Install An RSJ near Prestatyn | £29 | £213 |
| Install An RSJ near Llandudno | £28 | £211 |
| Install An RSJ near Conway | £28 | £211 |
| Install An RSJ near Conwy | £28 | £211 |
| Install An RSJ near Flintshire | £33 | £224 |
| Install An RSJ near Heswall | £30 | £213 |
| Install An RSJ near Connah's Quay | £33 | £229 |
| Install An RSJ near Wirral | £31 | £219 |
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 - £17,068

Two storey extension - £87,352

Build a timber frame extension - £25,568

Build a swimming pool - £80,568

Single storey extension - £46,360

Side return extension - £36,640

Install an RSJ - £1,768

Outbuilding - £9,568

Build a Mansard loft conversion - £51,568

Loft conversion - £29,700

Build a kitchen extension - £41,568

Hip to gable loft conversion - £41,568

Granny annexe - £86,568

Garden office - £9,568

Convert a Garage - £15,568

Garage - £18,068

Build a flat roof extension - £21,568

Build a dormer loft conversion - £41,568

Concrete foundations - £5,818

Convert a bungalow loft - £28,568

Convert a basement - £32,640