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Relax... you have found a reliable extension builder in Leigh. Jc Properties is a friendly and reliable company based in Leigh who consider no job ...
Need to find an Extension Builder near you for all your extension buildering work?
JOHN ROSS BUILDERS LTD provides a local, trusted extensi...
Trusted and professional extension builder in Leigh. Experienced in all extension buildering work and keeping within budget and on quote. JCR Const...
Homeowners look no further if you want a qualified extension builder to work in your home. T K O Kitchens & Construction are tidy and neat, providi...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
G P GILMORE JOINERY T/A is an established extension buildering business in Leigh. We come highly recommended and provide competitive quotes for y...
Stephen Lowe
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Relax... you have found a reliable extension builder in Leigh. David Anderson Builders is a friendly and reliable company based in Leigh who consid...
WWS Garage Doors & Shutters is a trusted extension builder serving customers in Leigh and the surrounding area. Contact us to today to get a compet...
Fishers Building & Paving Ltd is an established extension buildering business in Leigh. We come highly recommended and provide competitive quotes f...

A flat roof extension ranges from the cheapest of £21,600 (SPL Building Services based in WN3) to the dearest of £22,016 (G P GILMORE JOINERY T/A based in M41), 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 Leigh by posting a job with HaMuch. We'll send it to extension builders in Leigh.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Leigh | £31 | £224 |
| Build A Flat Roof Extension near Atherton | £31 | £223 |
| Build A Flat Roof Extension near Westhoughton | £31 | £222 |
| Build A Flat Roof Extension near Golborne | £30 | £222 |
| Build A Flat Roof Extension near Hindley | £30 | £219 |
| Build A Flat Roof Extension near Little Hulton | £31 | £220 |
| Build A Flat Roof Extension near Ashton-in-Makerfield | £30 | £220 |
| Build A Flat Roof Extension near Irlam | £33 | £237 |
| Build A Flat Roof Extension near Newton-le-Willows | £31 | £221 |
| Build A Flat Roof Extension near Wigan | £30 | £220 |
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 - £17,280

Two storey extension - £87,670

Build a timber frame extension - £25,780

Build a swimming pool - £80,780

Single storey extension - £50,600

Side return extension - £39,025

Install an RSJ - £1,980

Outbuilding - £9,780

Build a Mansard loft conversion - £51,780

Loft conversion - £31,688

Build a kitchen extension - £41,780

Hip to gable loft conversion - £41,780

Granny annexe - £86,780

Garden office - £9,780

Convert a Garage - £15,780

Garage - £18,280

Build a flat roof extension - £21,780

Build a dormer loft conversion - £41,780

Concrete foundations - £6,030

Convert a bungalow loft - £28,780

Convert a basement - £35,025