Cheapest builders to convert your basement in LS7
Range from the cheapest Basement conversion £25800 (T & B Builders based in WF17) to the dearest Basement conversion £33810 (Inspired Builds based in LS6).
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 LS7 by posting a job with HaMuch and we will send it to extension builders in LS7.
Estimates for common extension builder jobs in LS7;
| Job | Estimate |
| Underpinning a house | £17103 |
| Build a two storey extension | £87405 |
| Build a timber frame extension | £25603 |
| Install a swimming pool | £80603 |
| Cost to build a single storey extension | £42064 |
| Cost to build a side return extension | £33036 |
| Install an RSJ | £1803 |
| Build an outbuilding | £9603 |
| Build a mansard loft conversion | £51603 |
| Cost of a loft conversion | £30030 |
| Build a kitchen extension | £41603 |
| Build a hip to gable loft conversion | £41603 |
| Build a granny annexe | £86603 |
| Build a garden office | £9603 |
| Convert a garage | £15603 |
| Build a flat roof extension | £21603 |
| Build a dormer loft conversion | £41603 |
| Lay a concrete foundation | £5853 |
| Convert a bungalow loft | £28603 |
| Basement conversion cost | £33036 |