Cheapest builders to convert your basement in Birley
Range from the cheapest Basement conversion £35250 (Cortworth Millhouse Design & Build based in s8) to the dearest Basement conversion £105000 (C S Roofing & Building based in S8).
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 Birley by posting a job with HaMuch and we will send it to extension builders in Birley.
Estimates for common extension builder jobs in Birley;
| Job | Estimate |
| Underpinning a house | £17577 |
| Build a two storey extension | £88116 |
| Build a timber frame extension | £26077 |
| Install a swimming pool | £81077 |
| Cost to build a single storey extension | £51542 |
| Cost to build a side return extension | £38368 |
| Install an RSJ | £2277 |
| Build an outbuilding | £10077 |
| Build a mansard loft conversion | £52077 |
| Cost of a loft conversion | £34473 |
| Build a kitchen extension | £42077 |
| Build a hip to gable loft conversion | £42077 |
| Build a granny annexe | £87077 |
| Build a garden office | £10077 |
| Convert a garage | £16077 |
| Build a new garage | £18577 |
| Build a flat roof extension | £22077 |
| Build a dormer loft conversion | £42077 |
| Lay a concrete foundation | £6327 |
| Convert a bungalow loft | £29077 |
| Basement conversion cost | £38368 |