Cheapest builders to convert your basement in NR8
Range from the cheapest Basement conversion £27600 (RM contractors based in Nr20) to the dearest Basement conversion £36150 (Halls Property Services Ltd - Independent Network Installer based in NR11).
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 NR8 by posting a job with HaMuch and we will send it to extension builders in NR8.
Estimates for common extension builder jobs in NR8;
| Job | Estimate |
| Underpinning a house | £16925 |
| Build a two storey extension | £87137 |
| Build a timber frame extension | £25425 |
| Install a swimming pool | £80425 |
| Cost to build a single storey extension | £38499 |
| Cost to build a side return extension | £31031 |
| Install an RSJ | £1625 |
| Build an outbuilding | £9425 |
| Build a mansard loft conversion | £51425 |
| Cost of a loft conversion | £28359 |
| Build a kitchen extension | £41425 |
| Build a hip to gable loft conversion | £41425 |
| Build a granny annexe | £86425 |
| Build a garden office | £9425 |
| Convert a garage | £15425 |
| Build a new garage | £17925 |
| Build a flat roof extension | £21425 |
| Build a dormer loft conversion | £41425 |
| Lay a concrete foundation | £5675 |
| Convert a bungalow loft | £28425 |
| Basement conversion cost | £31031 |