Cheapest builders to convert your basement in Shanklin
Range from the cheapest Basement conversion £28500 (G A Headlam based in PO38) to the dearest Basement conversion £37500 (SBS Building Services based in PO12).
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 Shanklin by posting a job with HaMuch and we will send it to extension builders in Shanklin.
Estimates for common extension builder jobs in Shanklin;
| Job | Estimate |
| Underpinning a house | £17196 |
| Build a two storey extension | £87544 |
| Build a timber frame extension | £25696 |
| Install a swimming pool | £80696 |
| Cost to build a single storey extension | £43914 |
| Cost to build a side return extension | £34076 |
| Install an RSJ | £1896 |
| Build an outbuilding | £9696 |
| Build a mansard loft conversion | £51696 |
| Cost of a loft conversion | £30897 |
| Build a kitchen extension | £41696 |
| Build a hip to gable loft conversion | £41696 |
| Build a granny annexe | £86696 |
| Build a garden office | £9696 |
| Convert a garage | £15696 |
| Build a new garage | £18196 |
| Build a flat roof extension | £21696 |
| Build a dormer loft conversion | £41696 |
| Lay a concrete foundation | £5946 |
| Convert a bungalow loft | £28696 |
| Basement conversion cost | £34076 |