Range from the cheapest Side return extension £31,150 (Building & Flat Roofing Contractors based in LL54) to the dearest Side return extension £41,500 (G & D Jones Ltd based in LL22).
Comparing extension builders estimates for Side return extension gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for a side return extention by posting your job to extension builders in Blaenau Ffestiniog.

| Business name | Side return extension cost |
|---|---|
| Building & Flat Roofing Contractors, Caernarfon, LL54 | £31,150 |
| G & D Jones Ltd, Abergele, LL22 | £41,500 |
| Hughes Construction, Bangor, LL57 | £34,030 |
| W F CLAYTON & CO LTD, Bangor, LL57 | £37,000 |
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Side Return Extension near Conwy | £26 | £206 |
| Side Return Extension near Conway | £24 | £184 |
| Side Return Extension near Colwyn Bay | £26 | £206 |
| Side Return Extension near Llandudno | £24 | £184 |
| Side Return Extension near Rhyl | £24 | £178 |
| Side Return Extension near Prestatyn | £24 | £179 |