From £22,056
Relax... you have found a reliable extension builder in IP11. AP Laflin Builders Ltd is a friendly and reliable company based in IP11 who consider ...
From £21,672
Experienced extension builder ready to quote for your work. A M F BUILDING CONTRACTOR is the best extension builder in IP11. No obligation free quo...
From £22,144
Edwin Lewis Dickinson is a well established company providing all of its customers with the very highest quality of workmanship using only the best...
From £21,928
Our company is built on trust and communication with our clients.We are of firm belief that our customers needs are of the utmost importance.
From £21,960
BOOTH DESIGN AND BUILD LTD are here to help customers who need an Extension Builder in IP11. We offer a competitive rate to complete all your exten...
From £21,800
Trusted and professional extension builder in IP11. Experienced in all extension buildering work and keeping within budget and on quote. James Fran...
From £21,296
Caley & Son are here to help customers who need an Extension Builder in IP11. We offer a competitive rate to complete all your extension buildering...
From £21,456
Dmc paving&landscaping we. Family run company with many years experience with over 100 reviews on other websites
From £22,112
San Diego Construction Custom Homes has experience building homes in the UK, Canada and the United States since 1999. It was founded on quality and...
From £22,024
NEIL WYLIE BUILDERS LIMITED is a trusted extension builder serving customers in IP11 and the surrounding area. Contact us to today to get a competi...

A flat roof extension ranges from the cheapest of £21,296 (Caley & Son based in IP3) to the dearest of £22,144 (Edwin Lewis Dickinson Ltd based in CO12), 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 IP11 by posting a job with HaMuch. We'll send it to extension builders in IP11.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Felixstowe | £31 | £231 |
| Build A Flat Roof Extension near Harwich | £34 | £248 |
| Build A Flat Roof Extension near Ipswich | £33 | £235 |
| Build A Flat Roof Extension near Tendring | £31 | £226 |
| Build A Flat Roof Extension near Suffolk Coastal | £28 | £215 |
| Build A Flat Roof Extension near Clacton-on-Sea | £31 | £232 |
| Build A Flat Roof Extension near Colchester | £33 | £230 |
| Build A Flat Roof Extension near Stowmarket | £30 | £221 |
| Build A Flat Roof Extension near Sudbury | £34 | £229 |
| Build A Flat Roof Extension near Maldon | £36 | £244 |
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 - £17,345

Two storey extension - £87,767

Build a timber frame extension - £25,845

Build a swimming pool - £80,845

Single storey extension - £51,896

Side return extension - £39,754

Install an RSJ - £2,045

Outbuilding - £9,845

Build a Mansard loft conversion - £51,845

Loft conversion - £32,295

Build a kitchen extension - £41,845

Hip to gable loft conversion - £41,845

Granny annexe - £86,845

Garden office - £9,845

Convert a Garage - £15,845

Garage - £18,345

Build a flat roof extension - £21,845

Build a dormer loft conversion - £41,845

Concrete foundations - £6,095

Convert a bungalow loft - £28,845

Convert a basement - £35,754