Extension builder estimates (based on hourly rates) to build a single storey extension in Diss
Range from the cheapest single storey extension £36400 (Inspired Building Services Ltd based in NR16) to the dearest single storey extension £45200 (Tilinghelenski Service based in Ip24).
Comparing extension builders estimates for fitting a downstairs toilet 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 to build a single storey extension in Diss by posting a job with HaMuch and we will send it to extension builders in Diss.
Estimates for common extension builder jobs in Diss;
| Job | Estimate |
| Underpinning a house | £17026 |
| Build a two storey extension | £87289 |
| Build a timber frame extension | £25526 |
| Install a swimming pool | £80526 |
| Cost to build a single storey extension | £40516 |
| Cost to build a side return extension | £32165 |
| Install an RSJ | £1726 |
| Build an outbuilding | £9526 |
| Build a mansard loft conversion | £51526 |
| Cost of a loft conversion | £29305 |
| Build a kitchen extension | £41526 |
| Build a hip to gable loft conversion | £41526 |
| Build a granny annexe | £86526 |
| Build a garden office | £9526 |
| Convert a garage | £15526 |
| Build a new garage | £18026 |
| Build a flat roof extension | £21526 |
| Build a dormer loft conversion | £41526 |
| Lay a concrete foundation | £5776 |
| Convert a bungalow loft | £28526 |
| Basement conversion cost | £32165 |