Cheapest builders to convert your basement in Castle Douglas
Range from the cheapest Basement conversion £15180 (M M Build based in DG7) to the dearest Basement conversion £25800 (GRAHAM LENNOX JOINERY based in DG2).
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 Castle Douglas by posting a job with HaMuch and we will send it to extension builders in Castle Douglas.
Estimates for common extension builder jobs in Castle Douglas;
| Job | Estimate |
| Underpinning a house | £15988 |
| Build a two storey extension | £85732 |
| Build a timber frame extension | £24488 |
| Install a swimming pool | £79488 |
| Cost to build a single storey extension | £19760 |
| Cost to build a side return extension | £20490 |
| Install an RSJ | £688 |
| Build an outbuilding | £8488 |
| Build a mansard loft conversion | £50488 |
| Cost of a loft conversion | £19575 |
| Build a kitchen extension | £40488 |
| Build a hip to gable loft conversion | £40488 |
| Build a granny annexe | £85488 |
| Build a garden office | £8488 |
| Convert a garage | £14488 |
| Build a new garage | £16988 |
| Build a flat roof extension | £20488 |
| Build a dormer loft conversion | £40488 |
| Lay a concrete foundation | £4738 |
| Convert a bungalow loft | £27488 |
| Basement conversion cost | £20490 |
Rates for other Castle Douglas trades
Basement conversion cost in Castle Douglas
| Business name | Basement conversion cost |
|---|---|
| M M Build, castle douglas, DG7 | £15180 |
| GRAHAM LENNOX JOINERY, , DG2 | £25800 |