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Peter Gallagher
Experienced extension builder ready to quote for your work. P & P Building Services is the best extension builder in L11. No obligation free quotes...
J.M.C Building Services is a trusted extension builder serving customers in L11 and the surrounding area. Contact us to today to get a competitive ...
Relax... you have found a reliable extension builder in L11. KM Building Services is a friendly and reliable company based in L11 who consider no j...
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 L11? Bob the Builder has been helping local clients (20 mile radius) with their extension buildering jobs for many yea...
CJ Construction are here to help customers who need an Extension Builder in L11. We offer a competitive rate to complete all your extension builder...
Liverpool Builder is an established extension buildering business in L11. We come highly recommended and provide competitive quotes for your work.<...
J J Nuttall Specialist Roofing Ltd are here to help customers who need an Extension Builder in L11. We offer a competitive rate to complete all you...
Relax... you have found a reliable extension builder in L11. R Sargeant is a friendly and reliable company based in L11 who consider no job as too ...
Relax... you have found a reliable extension builder in L11. Hyst is a friendly and reliable company based in L11 who consider no job as too big or...

A flat roof extension ranges from the cheapest of £21,552 (Liverpool Builder based in L12) to the dearest of £21,936 (P & P Building Services based in L11), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes.
Find out how much your flat roof extension will cost in L11 by posting a job with HaMuch. We'll send it to extension builders in L11.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Kirkby | £31 | £224 |
| Build A Flat Roof Extension near Bootle | £33 | £228 |
| Build A Flat Roof Extension near Knowsley | £31 | £222 |
| Build A Flat Roof Extension near Prescot | £31 | £223 |
| Build A Flat Roof Extension near Liverpool | £31 | £222 |
| Build A Flat Roof Extension near Huyton with Roby | £31 | £225 |
| Build A Flat Roof Extension near Maghull | £34 | £231 |
| Build A Flat Roof Extension near Crosby | £35 | £234 |
| Build A Flat Roof Extension near Wallasey | £32 | £224 |
| Build A Flat Roof Extension near Birkenhead | £31 | £219 |
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 - £17,251

Two storey extension - £87,627

Build a timber frame extension - £25,751

Build a swimming pool - £80,751

Single storey extension - £50,024

Side return extension - £38,701

Install an RSJ - £1,951

Outbuilding - £9,751

Build a Mansard loft conversion - £51,751

Loft conversion - £31,418

Build a kitchen extension - £41,751

Hip to gable loft conversion - £41,751

Granny annexe - £86,751

Garden office - £9,751

Convert a Garage - £15,751

Garage - £18,251

Build a flat roof extension - £21,751

Build a dormer loft conversion - £41,751

Concrete foundations - £6,001

Convert a bungalow loft - £28,751

Convert a basement - £34,701