From £1,872
J.M.C Building Services is a trusted extension builder serving customers in Mold and the surrounding area. Contact us to today to get a competitive...
From £2,232
Tong Building & Joinery Ltd are here to help customers who need an Extension Builder in Mold. We offer a competitive rate to complete all your exte...
From £2,256
AJ Solutions is an established extension buildering business in Mold. We come highly recommended and provide competitive quotes for your work.
...From £2,176
Nathan Thomas Plumbing is an established extension buildering business in Mold. We come highly recommended and provide competitive quotes for your ...
From £1,896
G P Roofing & Building Service is a trusted extension builder serving customers in Mold and the surrounding area. Contact us to today to get a comp...
From £1,904
Need an Extension Builder in Mold? MIDDLETON CONSTRUCTION (NW)LTD has been helping local clients (20 mile radius) with their extension buildering j...
From £1,968
A WALL BUILDING CONTRACTOR are here to help customers who need an Extension Builder in Mold. We offer a competitive rate to complete all your exten...
From £1,784
Experienced extension builder ready to quote for your work. Matthew Hannigan Garage Doors is the best extension builder in Mold. No obligation free...
From £1,848
Need an Extension Builder in Mold? P WALKER JOINERY & BUILDING has been helping local clients (20 mile radius) with their extension buildering jobs...
From £2,216
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 Mold it ranges from £1,784 (Matthew Hannigan Garage Doors based in CH2) to £2,256 (AJ Solutions based in CH1).
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 Mold by posting a job with HaMuch and we will send it to extension builders in Mold.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Flintshire | £33 | £224 |
| Install An RSJ near Hawarden | £33 | £228 |
| Install An RSJ near Connah's Quay | £33 | £229 |
| Install An RSJ near Vale Royal | £35 | £251 |
| Install An RSJ near Wrexham | £34 | £263 |
| Install An RSJ near Chester | £32 | £220 |
| Install An RSJ near Wrexham Maelor | £34 | £261 |
| Install An RSJ near Heswall | £30 | £213 |
| Install An RSJ near Ellesmere Port | £31 | £214 |
| Install An RSJ near Bebington | £31 | £222 |
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 - £17,315

Two storey extension - £87,723

Build a timber frame extension - £25,815

Build a swimming pool - £80,815

Single storey extension - £51,304

Side return extension - £39,421

Install an RSJ - £2,015

Outbuilding - £9,815

Build a Mansard loft conversion - £51,815

Loft conversion - £32,018

Build a kitchen extension - £41,815

Hip to gable loft conversion - £41,815

Granny annexe - £86,815

Garden office - £9,815

Convert a Garage - £15,815

Garage - £18,315

Build a flat roof extension - £21,815

Build a dormer loft conversion - £41,815

Concrete foundations - £6,065

Convert a bungalow loft - £28,815

Convert a basement - £35,421