Cheapest builders to convert your basement in NN7
Range from the cheapest Basement conversion £29400 (GW BUILDERS based in NN2) to the dearest Basement conversion £37500 (AJ DESIGN & BUILD LTD based in NN12).
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 NN7 by posting a job with HaMuch and we will send it to extension builders in NN7.
Estimates for common extension builder jobs in NN7;
| Job | Estimate |
| Underpinning a house | £17122 |
| Build a two storey extension | £87433 |
| Build a timber frame extension | £25622 |
| Install a swimming pool | £80622 |
| Cost to build a single storey extension | £42442 |
| Cost to build a side return extension | £33248 |
| Install an RSJ | £1822 |
| Build an outbuilding | £9622 |
| Build a mansard loft conversion | £51622 |
| Cost of a loft conversion | £30207 |
| Build a kitchen extension | £41622 |
| Build a hip to gable loft conversion | £41622 |
| Build a granny annexe | £86622 |
| Build a garden office | £9622 |
| Convert a garage | £15622 |
| Build a flat roof extension | £21622 |
| Build a dormer loft conversion | £41622 |
| Lay a concrete foundation | £5872 |
| Convert a bungalow loft | £28622 |
| Basement conversion cost | £33248 |