A flat roof extension is a great way to add extra space to your home without splashing out on the costs of a pitched roof extension. Often exempt from planning permission rules, you can build a flat roof extension up to 3 metres in height as long as it's not visible from a road. But how much do they cost in BT44?
A flat roof extension ranges from the cheapest of £20,960 (Anak based in BT40) to the dearest of £21,448 (SF Carpentry based in BT51), 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 BT44 by posting a job with HaMuch. We'll send it to extension builders in BT44.

| Business name | Flat roof extension cost |
|---|---|
| purdy build, Antrim, bt53 | £21,304 |
| C McGurk Building Contractor, Belfast , BT44 | £21,280 |
| SF Carpentry, Londonderry, BT51 | £21,448 |
| Anak , larne, BT40 | £20,960 |
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Flat Roof Extension near Ballymoney | £18 | £163 |
| Flat Roof Extension near Coleraine | £21 | £181 |
| Flat Roof Extension near Ballyclare | £17 | £110 |
| Flat Roof Extension near Larne | £15 | £120 |
| Flat Roof Extension near Magherafelt | £25 | £200 |
| Flat Roof Extension near Crumlin | £22 | £168 |
| Flat Roof Extension near Dungiven | £21 | £179 |
| Flat Roof Extension near Carrickfergus | £21 | £145 |
| Flat Roof Extension near Greenisland | £20 | £134 |
| Flat Roof Extension near Holywood | £19 | £125 |