From £21,728
TEMPLE & HICKS BUILDERS is a trusted extension builder serving customers in IP20 and the surrounding area. Contact us to today to get a competitive...
From £21,672
R K CUNNINGHAM BUILDER are here to help customers who need an Extension Builder in IP20. We offer a competitive rate to complete all your extension...
From £21,512
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £21,560
Garden Wall & Building Specialists is an established and experienced local extension builder in IP20. Please contact us for a free, no obligation q...
From £21,616
Need an Extension Builder in IP20? CHET BUILDERS LIMITED has been helping local clients (20 mile radius) with their extension buildering jobs for m...
From £21,576
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £21,640
BARLOW CONSTRUCTION is an established extension buildering business in IP20. We come highly recommended and provide competitive quotes for your wor...
From £21,720
Walker Design and Installation has been designing and fitting quality tiling installations for over ten years.Our company is built on trust and the...

A flat roof extension ranges from the cheapest of £21,512 (Mortar the Point Repointing Services based in NR14) to the dearest of £21,728 (TEMPLE & HICKS BUILDERS based in NR35), 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 IP20 by posting a job with HaMuch. We'll send it to extension builders in IP20.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Waveney | £24 | £200 |
| Build A Flat Roof Extension near Norwich | £25 | £200 |
| Build A Flat Roof Extension near Lowestoft | £24 | £197 |
| Build A Flat Roof Extension near Stowmarket | £30 | £221 |
| Build A Flat Roof Extension near Suffolk Coastal | £28 | £215 |
| Build A Flat Roof Extension near Gorleston-on-Sea | £25 | £205 |
| Build A Flat Roof Extension near Broadland | £24 | £194 |
| Build A Flat Roof Extension near Breckland | £28 | £248 |
| Build A Flat Roof Extension near Thetford | £42 | £277 |
| Build A Flat Roof Extension near Great Yarmouth | £13 | £132 |
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 - £17,135

Two storey extension - £87,453

Build a timber frame extension - £25,635

Build a swimming pool - £80,635

Single storey extension - £47,704

Side return extension - £37,396

Install an RSJ - £1,835

Outbuilding - £9,635

Build a Mansard loft conversion - £51,635

Loft conversion - £30,330

Build a kitchen extension - £41,635

Hip to gable loft conversion - £41,635

Granny annexe - £86,635

Garden office - £9,635

Convert a Garage - £15,635

Garage - £18,135

Build a flat roof extension - £21,635

Build a dormer loft conversion - £41,635

Concrete foundations - £5,885

Convert a bungalow loft - £28,635

Convert a basement - £33,396