Cheapest builders to convert your basement in SE28
Range from the cheapest Basement conversion £35340 (D & G Construction LTD based in DA17) to the dearest Basement conversion £43800 (S M G Building Contractors based in SE18).
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 SE28 by posting a job with HaMuch and we will send it to extension builders in SE28.
Estimates for common extension builder jobs in SE28;
| Job | Estimate |
| Underpinning a house | £17414 |
| Build a two storey extension | £87870 |
| Build a timber frame extension | £25914 |
| Install a swimming pool | £80914 |
| Cost to build a single storey extension | £48272 |
| Cost to build a side return extension | £36528 |
| Install an RSJ | £2114 |
| Build an outbuilding | £9914 |
| Build a mansard loft conversion | £51914 |
| Cost of a loft conversion | £32940 |
| Build a kitchen extension | £41914 |
| Build a hip to gable loft conversion | £41914 |
| Build a granny annexe | £86914 |
| Build a garden office | £9914 |
| Convert a garage | £15914 |
| Build a flat roof extension | £21914 |
| Build a dormer loft conversion | £41914 |
| Lay a concrete foundation | £6164 |
| Convert a bungalow loft | £28914 |
| Basement conversion cost | £36528 |