Range from the cheapest Basement conversion £29400 (CR Joiners based in G82) to the dearest Basement conversion £38490 (Price It Cost Consultants Ltd based in PA16).
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 Dumbarton by posting a job with HaMuch and we will send it to extension builders in Dumbarton.
Job | Estimate |
Underpinning a house | £17286 |
Build a two storey extension | £87679 |
Build a timber frame extension | £25786 |
Install a swimming pool | £80786 |
Cost to build a single storey extension | £45725 |
Cost to build a side return extension | £35095 |
Install an RSJ | £1986 |
Build an outbuilding | £9786 |
Build a mansard loft conversion | £51786 |
Cost of a loft conversion | £31746 |
Build a kitchen extension | £41786 |
Build a hip to gable loft conversion | £41786 |
Build a granny annexe | £86786 |
Build a garden office | £9786 |
Convert a garage | £15786 |
Build a new garage | £18286 |
Build a flat roof extension | £21786 |
Build a dormer loft conversion | £41786 |
Lay a concrete foundation | £6036 |
Convert a bungalow loft | £28786 |
Basement conversion cost | £35095 |