Range from the cheapest Basement conversion £26700 (RIDGE ROOF & BLDNG MAINT LTD based in EX14) to the dearest Basement conversion £37950 (Mew Developments Ltd based in DT7).
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 Sidmouth by posting a job with HaMuch and we will send it to extension builders in Sidmouth.
Job | Estimate |
Underpinning a house | £17052 |
Build a two storey extension | £87328 |
Build a timber frame extension | £25552 |
Install a swimming pool | £80552 |
Cost to build a single storey extension | £41040 |
Cost to build a side return extension | £32460 |
Install an RSJ | £1752 |
Build an outbuilding | £9552 |
Build a mansard loft conversion | £51552 |
Cost of a loft conversion | £29550 |
Build a kitchen extension | £41552 |
Build a hip to gable loft conversion | £41552 |
Build a granny annexe | £86552 |
Build a garden office | £9552 |
Convert a garage | £15552 |
Build a new garage | £18052 |
Build a flat roof extension | £21552 |
Build a dormer loft conversion | £41552 |
Lay a concrete foundation | £5802 |
Convert a bungalow loft | £28552 |
Basement conversion cost | £32460 |