Cheapest builders to convert your basement in TN20
Range from the cheapest Basement conversion £34170 (CUSTOM BUILD (SUSSEX) LIMITED based in TN21) to the dearest Basement conversion £36510 (Kent Construction Company based in TN3).
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 TN20 by posting a job with HaMuch and we will send it to extension builders in TN20.
Estimates for common extension builder jobs in TN20;
| Job | Estimate |
| Underpinning a house | £17322 |
| Build a two storey extension | £87733 |
| Build a timber frame extension | £25822 |
| Install a swimming pool | £80822 |
| Cost to build a single storey extension | £46435 |
| Cost to build a side return extension | £35495 |
| Install an RSJ | £2022 |
| Build an outbuilding | £9822 |
| Build a mansard loft conversion | £51822 |
| Cost of a loft conversion | £32079 |
| Build a kitchen extension | £41822 |
| Build a hip to gable loft conversion | £41822 |
| Build a granny annexe | £86822 |
| Build a garden office | £9822 |
| Convert a garage | £15822 |
| Build a new garage | £18322 |
| Build a flat roof extension | £21822 |
| Build a dormer loft conversion | £41822 |
| Lay a concrete foundation | £6072 |
| Convert a bungalow loft | £28822 |
| Basement conversion cost | £35495 |