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From £21,520
Luxury Garden Studios is an established and experienced local extension builder in Dungiven. Please contact us for a free, no obligation quote and ...
From £21,696
Relax... you have found a reliable extension builder in Dungiven. JAMSE CONSTRUCTION LTD is a friendly and reliable company based in Dungiven who c...

A flat roof extension ranges from the cheapest of £21,520 (Luxury Garden Studios based in BT47) to the dearest of £21,696 (JAMSE CONSTRUCTION LTD based in BT47), 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 Dungiven by posting a job with HaMuch. We'll send it to extension builders in Dungiven.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Dungiven | £22 | £190 |
| Build A Flat Roof Extension near Londonderry | £24 | £190 |
| Build A Flat Roof Extension near Eglinton | £25 | £204 |
| Build A Flat Roof Extension near Coleraine | £23 | £201 |
| Build A Flat Roof Extension near Strathfoyle | £24 | £190 |
| Build A Flat Roof Extension near Magherafelt | £30 | £238 |
| Build A Flat Roof Extension near Culmore | £24 | £190 |
| Build A Flat Roof Extension near Newbuildings | £24 | £190 |
| Build A Flat Roof Extension near Ballymoney | £21 | £187 |
| Build A Flat Roof Extension near Strabane | £30 | £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 - £17,108

Two storey extension - £87,412

Build a timber frame extension - £25,608

Build a swimming pool - £80,608

Single storey extension - £47,160

Side return extension - £37,090

Install an RSJ - £1,808

Outbuilding - £9,608

Build a Mansard loft conversion - £51,608

Loft conversion - £30,075

Build a kitchen extension - £41,608

Hip to gable loft conversion - £41,608

Granny annexe - £86,608

Garden office - £9,608

Convert a Garage - £15,608

Garage - £18,108

Build a flat roof extension - £21,608

Build a dormer loft conversion - £41,608

Concrete foundations - £5,858

Convert a bungalow loft - £28,608

Convert a basement - £33,090