From £21,896
Derbyshire Bathrooms & Kitchens Ltd is an established and experienced local extension builder in DE24. Please contact us for a free, no obligation ...
From £22,112
Need to find an Extension Builder near you for all your extension buildering work?
J Pearson Building provides a local, trusted extension b...
From £21,864
Nestled in the rolling hillside of the West Midlands, Derby is a city birthed by the Roman Empire, and grown in the industrial revolution. Initiall...
From £21,904
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £21,752
Fitted Solutions was established in 2006 by founder Sam Fisher; with a promise to deliver exceptional craftmanship combined with first class custom...
From £21,744
The Blackbrook Group offers a one-stop shop for your construction project. We offer support from concept through to completion. We start with an in...

A flat roof extension ranges from the cheapest of £21,744 (The Blackbrook Group based in DE22) to the dearest of £22,112 (J Pearson Building based in DE24), 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 DE24 by posting a job with HaMuch. We'll send it to extension builders in DE24.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Derby | £29 | £227 |
| Build A Flat Roof Extension near Erewash | £31 | £234 |
| Build A Flat Roof Extension near Long Eaton | £32 | £249 |
| Build A Flat Roof Extension near Ilkeston | £31 | £236 |
| Build A Flat Roof Extension near Amber Valley | £32 | £244 |
| Build A Flat Roof Extension near Swadlincote | £32 | £249 |
| Build A Flat Roof Extension near Belper | £32 | £244 |
| Build A Flat Roof Extension near Burton upon Trent | £33 | £257 |
| Build A Flat Roof Extension near Heanor | £31 | £236 |
| Build A Flat Roof Extension near Broxtowe | £34 | £240 |
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 - £17,379

Two storey extension - £87,818

Build a timber frame extension - £25,879

Build a swimming pool - £80,879

Single storey extension - £52,573

Side return extension - £40,135

Install an RSJ - £2,079

Outbuilding - £9,879

Build a Mansard loft conversion - £51,879

Loft conversion - £32,613

Build a kitchen extension - £41,879

Hip to gable loft conversion - £41,879

Granny annexe - £86,879

Garden office - £9,879

Convert a Garage - £15,879

Garage - £18,379

Build a flat roof extension - £21,879

Build a dormer loft conversion - £41,879

Concrete foundations - £6,129

Convert a bungalow loft - £28,879

Convert a basement - £36,135