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Relax... you have found a reliable extension builder in Westhoughton. Jc Properties is a friendly and reliable company based in Westhoughton who co...
Need to find an Extension Builder near you for all your extension buildering work?
NJD Joinery provides a local, trusted extension builderi...
Trusted and professional extension builder in Westhoughton. Experienced in all extension buildering work and keeping within budget and on quote. JC...
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...
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 Westhoughton. David Anderson Builders is a friendly and reliable company based in Westhough...
Need to find an Extension Builder near you for all your extension buildering work?
DC Contractors provides a local, trusted extension build...
Wallplas is an established extension buildering business in Westhoughton. We come highly recommended and provide competitive quotes for your work.<...
WWS Garage Doors & Shutters is a trusted extension builder serving customers in Westhoughton and the surrounding area. Contact us to today to get a...
Fishers Building & Paving Ltd is an established extension buildering business in Westhoughton. We come highly recommended and provide competitive q...

A flat roof extension ranges from the cheapest of £21,600 (SPL Building Services based in WN3) to the dearest of £21,984 (JCR Construction based in WN6), 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 Westhoughton by posting a job with HaMuch. We'll send it to extension builders in Westhoughton.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Westhoughton | £31 | £222 |
| Build A Flat Roof Extension near Atherton | £31 | £223 |
| Build A Flat Roof Extension near Hindley | £30 | £219 |
| Build A Flat Roof Extension near Horwich | £30 | £219 |
| Build A Flat Roof Extension near Leigh | £31 | £224 |
| Build A Flat Roof Extension near Bolton | £31 | £219 |
| Build A Flat Roof Extension near Little Hulton | £31 | £220 |
| Build A Flat Roof Extension near Farnworth | £30 | £219 |
| Build A Flat Roof Extension near Wigan | £30 | £220 |
| Build A Flat Roof Extension near Golborne | £30 | £222 |
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 - £17,254

Two storey extension - £87,632

Build a timber frame extension - £25,754

Build a swimming pool - £80,754

Single storey extension - £50,088

Side return extension - £38,737

Install an RSJ - £1,954

Outbuilding - £9,754

Build a Mansard loft conversion - £51,754

Loft conversion - £31,448

Build a kitchen extension - £41,754

Hip to gable loft conversion - £41,754

Granny annexe - £86,754

Garden office - £9,754

Convert a Garage - £15,754

Garage - £18,254

Build a flat roof extension - £21,754

Build a dormer loft conversion - £41,754

Concrete foundations - £6,004

Convert a bungalow loft - £28,754

Convert a basement - £34,737