Cheapest builders to convert your basement in Dyffryn Ardudwy
Range from the cheapest Basement conversion £27600 (WJ Builders based in LL53) to the dearest Basement conversion £28500 (W A Mitchell based in LL54).
Comparing extension builders estimates for a Basement conversion 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 the cost to convert a basement in Dyffryn Ardudwy by posting a job with HaMuch and we will send it to extension builders in Dyffryn Ardudwy.
Estimates for common extension builder jobs in Dyffryn Ardudwy;
| Job | Estimate |
| Underpinning a house | £16660 |
| Build a two storey extension | £86740 |
| Build a timber frame extension | £25160 |
| Install a swimming pool | £80160 |
| Cost to build a single storey extension | £33200 |
| Cost to build a side return extension | £28050 |
| Install an RSJ | £1360 |
| Build an outbuilding | £9160 |
| Build a mansard loft conversion | £51160 |
| Cost of a loft conversion | £25875 |
| Build a kitchen extension | £41160 |
| Build a hip to gable loft conversion | £41160 |
| Build a granny annexe | £86160 |
| Build a garden office | £9160 |
| Convert a garage | £15160 |
| Build a new garage | £17660 |
| Build a flat roof extension | £21160 |
| Build a dormer loft conversion | £41160 |
| Lay a concrete foundation | £5410 |
| Convert a bungalow loft | £28160 |
| Basement conversion cost | £28050 |
Rates for other Dyffryn Ardudwy trades
Basement conversion cost in Dyffryn Ardudwy
| Business name | Basement conversion cost |
|---|---|
| WJ Builders, Pwllheli, LL53 | £27600 |
| W A Mitchell, Caernarfon, LL54 | £28500 |