Extension builder estimates (based on hourly rates) to build a single storey extension in M90
Range from the cheapest single storey extension £34000 (BEECHWOOD CONSTRUCTION based in SK2) to the dearest single storey extension £54800 (SBN Building Services based in SK2).
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 M90 by posting a job with HaMuch and we will send it to extension builders in M90.
Estimates for common extension builder jobs in M90;
| Job | Estimate |
| Underpinning a house | £17142 |
| Build a two storey extension | £87462 |
| Build a timber frame extension | £25642 |
| Install a swimming pool | £80642 |
| Cost to build a single storey extension | £42832 |
| Cost to build a side return extension | £33468 |
| Install an RSJ | £1842 |
| Build an outbuilding | £9642 |
| Build a mansard loft conversion | £51642 |
| Cost of a loft conversion | £30390 |
| Build a kitchen extension | £41642 |
| Build a hip to gable loft conversion | £41642 |
| Build a granny annexe | £86642 |
| Build a garden office | £9642 |
| Convert a garage | £15642 |
| Build a new garage | £18142 |
| Build a flat roof extension | £21642 |
| Build a dormer loft conversion | £41642 |
| Lay a concrete foundation | £5892 |
| Convert a bungalow loft | £28642 |
| Basement conversion cost | £33468 |