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Available extension builders in SM7 reply
Select your affordable SM7 extension builder
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
P4 Services a building company in Banstead, Surrey pride itself on having high standards. If you are looking for a building company for a new kitch...
Banstead, SM7
Relax... you have found a reliable extension builder in SM7. NBNA Construction Ltd is a friendly and reliable company based in SM7 who consider no ...
Trusted and professional extension builder in SM7. Experienced in all extension buildering work and keeping within budget and on quote. PDL Propert...
Experienced extension builder ready to quote for your work. O G Electricals is the best extension builder in SM7. No obligation free quotes and man...
From £2,424
David Hunt
Relax... you have found a reliable extension builder in SM7. Cannon Gardens is a friendly and reliable company based in SM7 who consider no job as ...
From £2,080
Banstead, SM7
Experienced extension builder ready to quote for your work. ANM BUILDERS LTD is the best extension builder in SM7. No obligation free quotes and ma...
From £2,296
Relax... you have found a reliable extension builder in SM7. MSI is a friendly and reliable company based in SM7 who consider no job as too big or ...
From £2,280
Need to find an Extension Builder near you for all your extension buildering work?
Hunt Roofing Ltd provides a local, trusted extension bui...
From £2,520
G F Hobbs t/a G & N Builders is an established and experienced local extension builder in SM7. Please contact us for a free, no obligation quote an...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in SM7 it ranges from £2,080 (ANM BUILDERS LTD based in SM7) to £2,600 (O G Electricals based in CR5).
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 SM7 by posting a job with HaMuch and we will send it to extension builders in SM7.
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 - £17,694

Two storey extension - £88,292

Build a timber frame extension - £26,194

Build a swimming pool - £81,194

Single storey extension - £58,888

Side return extension - £43,687

Install an RSJ - £2,394

Outbuilding - £10,194

Build a Mansard loft conversion - £52,194

Loft conversion - £35,573

Build a kitchen extension - £42,194

Hip to gable loft conversion - £42,194

Granny annexe - £87,194

Garden office - £10,194

Convert a Garage - £16,194

Garage - £18,694

Build a flat roof extension - £22,194

Build a dormer loft conversion - £42,194

Concrete foundations - £6,444

Convert a bungalow loft - £29,194

Convert a basement - £39,687