How HaMuch saves you money
Post your job for free
We send your job to ALL EN1 extension builders
Compare quotes
Available extension builders in EN1 reply
Save Money
Select your affordable EN1 extension builder
Post your job
DW Building
DW Building is a trusted extension builder serving customers in EN1 and the surrounding area. Contact us to today to get a competitive quote for ex...
Colin Lynch Builders
Need an Extension Builder in EN1? Colin Lynch Builders has been helping local clients (10 mile radius) with their extension buildering jobs for man...
From £2,368
B&B London Construction Ltd
Arben Neza (Benny)
We are focused on delivering high quality loft conversions, house extensions, full or partial house refurbishment, also maximising the full potent...
From £2,456
S E H BUILDERS LTD
Need to find an Extension Builder near you for all your extension buildering work?
S E H BUILDERS LTD provides a local, trusted extension b...
From £2,728
United construction group
Relax... you have found a reliable extension builder in EN1. United construction group is a friendly and reliable company based in EN1 who consider...
From £2,640
ICB Building and Civil Engineering
Experienced extension builder ready to quote for your work. ICB Building and Civil Engineering is the best extension builder in EN1. No obligation ...
From £2,360
NexLevel Contractors Ltd
Nexlevel - An aspiring construction and refurbishment company situated in the London. As a family-run business that is meshed with love, we believe...
From £2,632
AL Plumbing & Electrical
Enfield, EN1
Experienced extension builder ready to quote for your work. AL Plumbing & Electrical is the best extension builder in EN1. No obligation free quote...
From £2,544
Bzone Builders
Need an Extension Builder in EN1? Bzone Builders has been helping local clients (10 mile radius) with their extension buildering jobs for many year...
RSJ cost in EN1
How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in EN1 it ranges from £2,072 (Colin Lynch Builders based in EN3) to £2,728 (United construction group based in EN3).
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 EN1 by posting a job with HaMuch and we will send it to extension builders in EN1.
Get extension builder rates instantly
Estimates for common extension builder jobs in EN1;
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 - £17,761
Two storey extension - £88,391
Build a timber frame extension - £26,261
Build a swimming pool - £81,261
Single storey extension - £60,216
Side return extension - £44,434
Install an RSJ - £2,461
Outbuilding - £10,261
Build a Mansard loft conversion - £52,261
Loft conversion - £36,195
Build a kitchen extension - £42,261
Hip to gable loft conversion - £42,261
Granny annexe - £87,261
Garden office - £10,261
Convert a Garage - £16,261
Garage - £18,761
Build a flat roof extension - £22,261
Build a dormer loft conversion - £42,261
Concrete foundations - £6,511
Convert a bungalow loft - £29,261
Convert a basement - £40,434