Cheapest builders to convert your basement in OL8
Range from the cheapest Basement conversion £25800 (MKS Builders Ltd based in OL11) to the dearest Basement conversion £33810 (Starmore Building and Joinery based in M1).
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 OL8 by posting a job with HaMuch and we will send it to extension builders in OL8.
Estimates for common extension builder jobs in OL8;
| Job | Estimate |
| Underpinning a house | £17060 |
| Build a two storey extension | £87340 |
| Build a timber frame extension | £25560 |
| Install a swimming pool | £80560 |
| Cost to build a single storey extension | £41200 |
| Cost to build a side return extension | £32550 |
| Install an RSJ | £1760 |
| Build an outbuilding | £9560 |
| Build a mansard loft conversion | £51560 |
| Cost of a loft conversion | £29625 |
| Build a kitchen extension | £41560 |
| Build a hip to gable loft conversion | £41560 |
| Build a granny annexe | £86560 |
| Build a garden office | £9560 |
| Convert a garage | £15560 |
| Build a new garage | £18060 |
| Build a flat roof extension | £21560 |
| Build a dormer loft conversion | £41560 |
| Lay a concrete foundation | £5810 |
| Convert a bungalow loft | £28560 |
| Basement conversion cost | £32550 |