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From £1,784
HEDLEYS ROOFING T/A are here to help customers who need an Extension Builder in Brampton. We offer a competitive rate to complete all your extensio...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Brampton it ranges from £1,784 (HEDLEYS ROOFING T/A based in CA6) to £1,784 (HEDLEYS ROOFING T/A based in CA6).
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 Brampton by posting a job with HaMuch and we will send it to extension builders in Brampton.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Carlisle | £24 | £203 |
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 - £17,084

Two storey extension - £87,376

Build a timber frame extension - £25,584

Build a swimming pool - £80,584

Single storey extension - £46,680

Side return extension - £36,820

Install an RSJ - £1,784

Outbuilding - £9,584

Build a Mansard loft conversion - £51,584

Loft conversion - £29,850

Build a kitchen extension - £41,584

Hip to gable loft conversion - £41,584

Granny annexe - £86,584

Garden office - £9,584

Convert a Garage - £15,584

Garage - £18,084

Build a flat roof extension - £21,584

Build a dormer loft conversion - £41,584

Concrete foundations - £5,834

Convert a bungalow loft - £28,584

Convert a basement - £32,820