Cheapest builders to convert your basement in Donc
Range from the cheapest Basement conversion £28500 (Howden Build based in DN17) to the dearest Basement conversion £51000 (Green Exteriors Ltd based in S60).
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 Donc by posting a job with HaMuch and we will send it to extension builders in Donc.
Estimates for common extension builder jobs in Donc;
| Job | Estimate |
| Underpinning a house | £17243 |
| Build a two storey extension | £87615 |
| Build a timber frame extension | £25743 |
| Install a swimming pool | £80743 |
| Cost to build a single storey extension | £44861 |
| Cost to build a side return extension | £34609 |
| Install an RSJ | £1943 |
| Build an outbuilding | £9743 |
| Build a mansard loft conversion | £51743 |
| Cost of a loft conversion | £31341 |
| Build a kitchen extension | £41743 |
| Build a hip to gable loft conversion | £41743 |
| Build a granny annexe | £86743 |
| Build a garden office | £9743 |
| Convert a garage | £15743 |
| Build a new garage | £18243 |
| Build a flat roof extension | £21743 |
| Build a dormer loft conversion | £41743 |
| Lay a concrete foundation | £5993 |
| Convert a bungalow loft | £28743 |
| Basement conversion cost | £34609 |