Cheapest builders to convert your basement in SA42
Range from the cheapest Basement conversion £29400 (DERI BROWN T/A D Brown Building Services based in SA44) to the dearest Basement conversion £33000 (N Morgans & Son Ltd based in SA33).
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 SA42 by posting a job with HaMuch and we will send it to extension builders in SA42.
Estimates for common extension builder jobs in SA42;
| Job | Estimate |
| Underpinning a house | £16927 |
| Build a two storey extension | £87140 |
| Build a timber frame extension | £25427 |
| Install a swimming pool | £80427 |
| Cost to build a single storey extension | £38533 |
| Cost to build a side return extension | £31050 |
| Install an RSJ | £1627 |
| Build an outbuilding | £9427 |
| Build a mansard loft conversion | £51427 |
| Cost of a loft conversion | £28375 |
| Build a kitchen extension | £41427 |
| Build a hip to gable loft conversion | £41427 |
| Build a granny annexe | £86427 |
| Build a garden office | £9427 |
| Convert a garage | £15427 |
| Build a new garage | £17927 |
| Build a flat roof extension | £21427 |
| Build a dormer loft conversion | £41427 |
| Lay a concrete foundation | £5677 |
| Convert a bungalow loft | £28427 |
| Basement conversion cost | £31050 |
Rates for other SA42 trades
Extension Builders in SA42
| Business name | Basement conversion cost |
|---|---|
| Norton Construction, Cardigan, Ceredigion, sa43 | £30750 |
| N Morgans & Son Ltd, Carmarthen, SA33 | £33000 |
| DERI BROWN T/A D Brown Building Services , LLANDYSUL, SA44 | £29400 |