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Trusted and professional extension builder in North Lincolnshire. Experienced in all extension buildering work and keeping within budget and on quo...
A Kemp Build is a trusted extension builder serving customers in North Lincolnshire and the surrounding area. Contact us to today to get a competit...
From £21,800
viking build is an established extension buildering business in North Lincolnshire. We come highly recommended and provide competitive quotes for y...
From £21,480
Experienced extension builder ready to quote for your work. Northfield General Builders Ltd is the best extension builder in North Lincolnshire. No...

A flat roof extension ranges from the cheapest of £21,480 (Northfield General Builders Ltd based in DN17) to the dearest of £21,944 (Jaymi Wright based in DN16), 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 North Lincolnshire by posting a job with HaMuch. We'll send it to extension builders in North Lincolnshire.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near North Lincolnshire | £28 | £216 |
| Build A Flat Roof Extension near Scunthorpe | £26 | £207 |
| Build A Flat Roof Extension near Willerby | £29 | £221 |
| Build A Flat Roof Extension near Hull | £29 | £223 |
| Build A Flat Roof Extension near Gainsborough | £30 | £234 |
| Build A Flat Roof Extension near Goole | £26 | £217 |
| Build A Flat Roof Extension near East Riding | £29 | £223 |
| Build A Flat Roof Extension near Beverley | £29 | £223 |
| Build A Flat Roof Extension near North East Lincolnshire | £32 | £246 |
| Build A Flat Roof Extension near Grimsby | £32 | £246 |
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 - £17,206

Two storey extension - £87,559

Build a timber frame extension - £25,706

Build a swimming pool - £80,706

Single storey extension - £49,120

Side return extension - £38,193

Install an RSJ - £1,906

Outbuilding - £9,706

Build a Mansard loft conversion - £51,706

Loft conversion - £30,994

Build a kitchen extension - £41,706

Hip to gable loft conversion - £41,706

Granny annexe - £86,706

Garden office - £9,706

Convert a Garage - £15,706

Garage - £18,206

Build a flat roof extension - £21,706

Build a dormer loft conversion - £41,706

Concrete foundations - £5,956

Convert a bungalow loft - £28,706

Convert a basement - £34,193