Range from the cheapest Basement conversion £28500 (Scott's Gardens based in TW13) to the dearest Basement conversion £150000 (RS Rightsolution Ltd based in TW4).
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 TW13 by posting a job with HaMuch and we will send it to extension builders in TW13.
Job | Estimate |
Underpinning a house | £17809 |
Build a two storey extension | £88464 |
Build a timber frame extension | £26309 |
Install a swimming pool | £81309 |
Cost to build a single storey extension | £56182 |
Cost to build a side return extension | £40978 |
Install an RSJ | £2509 |
Build an outbuilding | £10309 |
Build a mansard loft conversion | £52309 |
Cost of a loft conversion | £36648 |
Build a kitchen extension | £42309 |
Build a hip to gable loft conversion | £42309 |
Build a granny annexe | £87309 |
Build a garden office | £10309 |
Convert a garage | £16309 |
Build a new garage | £18809 |
Build a flat roof extension | £22309 |
Build a dormer loft conversion | £42309 |
Lay a concrete foundation | £6559 |
Convert a bungalow loft | £29309 |
Basement conversion cost | £40978 |