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The England Team is an established extension buildering business in RM15. We come highly recommended and provide competitive quotes for your work.<...
L A CONSTRUCTION LIMITED are here to help customers who need an Extension Builder in RM15. We offer a competitive rate to complete all your extensi...
From £2,512
South ockendon, RM15
Nik&Jel Services Ltd is registered member of the Federation of Master Builders, offer high quality and professional construction services, performi...
From £2,464
Our building services company Vitec Interiors Ltd have over twenty-eight years’ experience in the trade. Since then we have been helping customer...
From £2,208
Experienced extension builder ready to quote for your work. Casa building services Ltd is the best extension builder in RM15. No obligation free qu...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in RM15 it ranges from £2,208 (Casa building services Ltd based in RM14) to £2,592 (The England Team based in RM16).
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 RM15 by posting a job with HaMuch and we will send it to extension builders in RM15.
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 - £17,750

Two storey extension - £88,374

Build a timber frame extension - £26,250

Build a swimming pool - £81,250

Single storey extension - £59,992

Side return extension - £44,308

Install an RSJ - £2,450

Outbuilding - £10,250

Build a Mansard loft conversion - £52,250

Loft conversion - £36,090

Build a kitchen extension - £42,250

Hip to gable loft conversion - £42,250

Granny annexe - £87,250

Garden office - £10,250

Convert a Garage - £16,250

Garage - £18,750

Build a flat roof extension - £22,250

Build a dormer loft conversion - £42,250

Concrete foundations - £6,500

Convert a bungalow loft - £29,250

Convert a basement - £40,308