Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Need an Extension Builder in Denton? MK Builders has been helping local clients (20 mile radius) with their extension buildering jobs for many year...
Experienced extension builder ready to quote for your work. AW Building Solutions Ltd is the best extension builder in Denton. No obligation free q...
Need an Extension Builder in Denton? W WELSBY BUILDING SERVICE has been helping local clients (20 mile radius) with their extension buildering jobs...
Trusted and professional extension builder in Denton. Experienced in all extension buildering work and keeping within budget and on quote. We Build...
Trusted and professional extension builder in Denton. Experienced in all extension buildering work and keeping within budget and on quote. Fit-on G...
Relax... you have found a reliable extension builder in Denton. CM BUILDING SERVICES is a friendly and reliable company based in Denton who conside...
We undertake all aspects of building, including eco and natural building, in the Greater Manchester area. From extensions and conversions to kitche...
Sean Cassell
Local profesional building company with over 15 years experience in all aspects of building from large projects to small jobs, working on...
Ethos Property Developments Limited is an established extension buildering business in Denton. We come highly recommended and provide competitive q...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Denton it ranges from £1,752 (CWC ltd based in SK13) to £2,248 (Northern Garage Conversion based in OL9).
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 Denton by posting a job with HaMuch and we will send it to extension builders in Denton.
"RSJ installation replacing a badly installed RSJ that supports a wall between the old kitchen and rear lounge. The original builder installed the incorrect weight (not heavy enough) and then proceeded to put a suppirt bar underneath by welding. The weld buckled the beam and this is how its been..." - SK4, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Denton | £35 | £234 |
| Install An RSJ near Dukinfield | £35 | £232 |
| Install An RSJ near Reddish | £34 | £236 |
| Install An RSJ near Tameside | £35 | £232 |
| Install An RSJ near Droylsden | £34 | £237 |
| Install An RSJ near Hyde | £36 | £227 |
| Install An RSJ near Ashton-under-Lyne | £36 | £232 |
| Install An RSJ near Stalybridge | £38 | £231 |
| Install An RSJ near Failsworth | £35 | £236 |
| Install An RSJ near Stockport | £35 | £234 |
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 - £17,314

Two storey extension - £87,720

Build a timber frame extension - £25,814

Build a swimming pool - £80,814

Single storey extension - £51,272

Side return extension - £39,403

Install an RSJ - £2,014

Outbuilding - £9,814

Build a Mansard loft conversion - £51,814

Loft conversion - £32,003

Build a kitchen extension - £41,814

Hip to gable loft conversion - £41,814

Granny annexe - £86,814

Garden office - £9,814

Convert a Garage - £15,814

Garage - £18,314

Build a flat roof extension - £21,814

Build a dormer loft conversion - £41,814

Concrete foundations - £6,064

Convert a bungalow loft - £28,814

Convert a basement - £35,403