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 £22,056
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 ...

A flat roof extension ranges from the cheapest of £21,672 (A M F BUILDING CONTRACTOR based in IP11) to the dearest of £22,056 (AP Laflin Builders Ltd based in IP11), 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 | £230 |
| Build A Flat Roof Extension near Colchester | £34 | £232 |
| 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 - £17,364

Two storey extension - £87,796

Build a timber frame extension - £25,864

Build a swimming pool - £80,864

Single storey extension - £52,280

Side return extension - £39,970

Install an RSJ - £2,064

Outbuilding - £9,864

Build a Mansard loft conversion - £51,864

Loft conversion - £32,475

Build a kitchen extension - £41,864

Hip to gable loft conversion - £41,864

Granny annexe - £86,864

Garden office - £9,864

Convert a Garage - £15,864

Garage - £18,364

Build a flat roof extension - £21,864

Build a dormer loft conversion - £41,864

Concrete foundations - £6,114

Convert a bungalow loft - £28,864

Convert a basement - £35,970