T S CONSTRUCTION is a trusted extension builder serving customers in NG24 and the surrounding area. Contact us to today to get a competitive quote ...
Wootton Joinery & Building Services is an established and experienced local extension builder in NG24. Please contact us for a free, no obligation ...
Dj's Property Renovations is an established extension buildering business in NG24. We come highly recommended and provide competitive quotes for yo...
From £21,952
Trusted and professional extension builder in NG24. Experienced in all extension buildering work and keeping within budget and on quote. JT Constru...
From £21,856
Stone specialists Renovation work Design and Build LandscapingBespoke Garden Rooms ConversionsReplacement conservatory Roof systems

A flat roof extension ranges from the cheapest of £21,856 (Lagurbuild based in ng23) to the dearest of £22,104 (Wootton Joinery & Building Services based in NG24), 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 NG24 by posting a job with HaMuch. We'll send it to extension builders in NG24.
"Flat roof extension" - NG24, job posted 04/11/26
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Newark-on-Trent | £33 | £241 |
| Build A Flat Roof Extension near Grantham | £38 | £228 |
| Build A Flat Roof Extension near Gedling | £33 | £242 |
| Build A Flat Roof Extension near Carlton | £33 | £242 |
| Build A Flat Roof Extension near Arnold | £35 | £244 |
| Build A Flat Roof Extension near Lincoln | £31 | £232 |
| Build A Flat Roof Extension near Forest Town | £33 | £262 |
| Build A Flat Roof Extension near Mansfield | £33 | £261 |
| Build A Flat Roof Extension near West Bridgford | £33 | £245 |
| Build A Flat Roof Extension near Hucknall | £35 | £258 |
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 - £17,470

Two storey extension - £87,954

Build a timber frame extension - £25,970

Build a swimming pool - £80,970

Single storey extension - £54,392

Side return extension - £41,158

Install an RSJ - £2,170

Outbuilding - £9,970

Build a Mansard loft conversion - £51,970

Loft conversion - £33,465

Build a kitchen extension - £41,970

Hip to gable loft conversion - £41,970

Granny annexe - £86,970

Garden office - £9,970

Convert a Garage - £15,970

Garage - £18,470

Build a flat roof extension - £21,970

Build a dormer loft conversion - £41,970

Concrete foundations - £6,220

Convert a bungalow loft - £28,970

Convert a basement - £37,158