Cheapest builders to convert your basement in Cymmer
Range from the cheapest Basement conversion £23100 (Garden landscapes landscape based in CF35) to the dearest Basement conversion £32730 (Dream Homes based in CF15).
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 Cymmer by posting a job with HaMuch and we will send it to extension builders in Cymmer.
Estimates for common extension builder jobs in Cymmer;
| Job | Estimate |
| Underpinning a house | £16937 |
| Build a two storey extension | £87156 |
| Build a timber frame extension | £25437 |
| Install a swimming pool | £80437 |
| Cost to build a single storey extension | £38742 |
| Cost to build a side return extension | £31168 |
| Install an RSJ | £1637 |
| Build an outbuilding | £9437 |
| Build a mansard loft conversion | £51437 |
| Cost of a loft conversion | £28473 |
| Build a kitchen extension | £41437 |
| Build a hip to gable loft conversion | £41437 |
| Build a granny annexe | £86437 |
| Build a garden office | £9437 |
| Convert a garage | £15437 |
| Build a new garage | £17937 |
| Build a flat roof extension | £21437 |
| Build a dormer loft conversion | £41437 |
| Lay a concrete foundation | £5687 |
| Convert a bungalow loft | £28437 |
| Basement conversion cost | £31168 |