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Experienced extension builder ready to quote for your work. DJ Brooks Construction is the best extension builder in Trafford. No obligation free qu...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Trusted and professional extension builder in Trafford. Experienced in all extension buildering work and keeping within budget and on quote. WOODBI...
Need to find an Extension Builder near you for all your extension buildering work?
J K S Builder provides a local, trusted extension builde...
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...
Need an Extension Builder in Trafford? Build by Croft has been helping local clients (20 mile radius) with their extension buildering jobs for many...
G P GILMORE JOINERY T/A is an established extension buildering business in Trafford. We come highly recommended and provide competitive quotes fo...
Brookmeade Building is an established extension buildering business in Trafford. We come highly recommended and provide competitive quotes for your...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

A flat roof extension ranges from the cheapest of £21,624 (WOODBINE BUILDING CONT LTD based in WA13) to the dearest of £24,400 (DJ Brooks Construction based in WA14), 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 Trafford by posting a job with HaMuch. We'll send it to extension builders in Trafford.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Trafford | £33 | £243 |
| Build A Flat Roof Extension near Sale | £33 | £242 |
| Build A Flat Roof Extension near Urmston | £32 | £237 |
| Build A Flat Roof Extension near Altrincham | £33 | £240 |
| Build A Flat Roof Extension near Stretford | £32 | £239 |
| Build A Flat Roof Extension near Irlam | £33 | £237 |
| Build A Flat Roof Extension near Old Trafford | £32 | £236 |
| Build A Flat Roof Extension near Eccles | £32 | £236 |
| Build A Flat Roof Extension near Wythenshawe | £32 | £236 |
| Build A Flat Roof Extension near Gatley | £32 | £235 |
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 - £17,550

Two storey extension - £88,074

Build a timber frame extension - £26,050

Build a swimming pool - £81,050

Single storey extension - £55,992

Side return extension - £42,058

Install an RSJ - £2,250

Outbuilding - £10,050

Build a Mansard loft conversion - £52,050

Loft conversion - £34,215

Build a kitchen extension - £42,050

Hip to gable loft conversion - £42,050

Granny annexe - £87,050

Garden office - £10,050

Convert a Garage - £16,050

Garage - £18,550

Build a flat roof extension - £22,050

Build a dormer loft conversion - £42,050

Concrete foundations - £6,300

Convert a bungalow loft - £29,050

Convert a basement - £38,058