We send your job to ALL Newcastle extension builders
Available extension builders in Newcastle reply
Select your affordable Newcastle extension builder
From £21,496
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

A flat roof extension ranges from the cheapest of £21,496 (Ballygrange Contracts based in BT34) to the dearest of £21,496 (Ballygrange Contracts based in BT34), 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 Newcastle by posting a job with HaMuch. We'll send it to extension builders in Newcastle.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Kilkeel | £28 | £182 |
| Build A Flat Roof Extension near Ballynahinch | £19 | £189 |
| Build A Flat Roof Extension near Banbridge | £29 | £205 |
| Build A Flat Roof Extension near Saintfield | £23 | £162 |
| Build A Flat Roof Extension near Portaferry | £22 | £164 |
| Build A Flat Roof Extension near Hillsborough and Culcavy | £25 | £170 |
| Build A Flat Roof Extension near Lisburn | £24 | £164 |
| Build A Flat Roof Extension near Carryduff | £23 | £158 |
| Build A Flat Roof Extension near Waringstown | £23 | £167 |
| Build A Flat Roof Extension near Maghaberry | £31 | £205 |
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 - £16,996

Two storey extension - £87,244

Build a timber frame extension - £25,496

Build a swimming pool - £80,496

Single storey extension - £44,920

Side return extension - £35,830

Install an RSJ - £1,696

Outbuilding - £9,496

Build a Mansard loft conversion - £51,496

Loft conversion - £29,025

Build a kitchen extension - £41,496

Hip to gable loft conversion - £41,496

Granny annexe - £86,496

Garden office - £9,496

Convert a Garage - £15,496

Garage - £17,996

Build a flat roof extension - £21,496

Build a dormer loft conversion - £41,496

Concrete foundations - £5,746

Convert a bungalow loft - £28,496

Convert a basement - £31,830