Range from the cheapest Basement conversion £35700 (J&M HOME IMPROVEMRNTS LTD based in TW4) to the dearest Basement conversion £38310 (West London Roofing Maintenance Ltd based in TW5).
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 TW5 by posting a job with HaMuch and we will send it to extension builders in TW5.
Job | Estimate |
Underpinning a house | £17410 |
Build a two storey extension | £87865 |
Build a timber frame extension | £25910 |
Install a swimming pool | £80910 |
Cost to build a single storey extension | £48202 |
Cost to build a side return extension | £36488 |
Install an RSJ | £2110 |
Build an outbuilding | £9910 |
Build a mansard loft conversion | £51910 |
Cost of a loft conversion | £32907 |
Build a kitchen extension | £41910 |
Build a hip to gable loft conversion | £41910 |
Build a granny annexe | £86910 |
Build a garden office | £9910 |
Convert a garage | £15910 |
Build a new garage | £18410 |
Build a flat roof extension | £21910 |
Build a dormer loft conversion | £41910 |
Lay a concrete foundation | £6160 |
Convert a bungalow loft | £28910 |
Basement conversion cost | £36488 |