Mansard loft conversion cost in M40
Mansard loft conversions are ideal if you want to maximise the space in your home. Extending your roof out into a flat roof with an almost vertical wall, they almost always require planning permission but can add significant value to your home.
Mansard loft conversions range from the cheapest installation of £51200 (D.r.m.brickwork based in OL6) to the dearest of around £52000 (Goldcrest Finance based in M3).
While these estimates give you a good idea how much you'll pay for a mansard loft conversion, the only way to get an accurate price is to get real quotes from real builders.
Get quotes to install a mansard loft conversion in M40 by posting a job with HaMuch and we'll send it to extension builders in M40.
Estimates for common extension builder jobs in M40;
| Job | Estimate |
| Underpinning a house | £17109 |
| Build a two storey extension | £87413 |
| Build a timber frame extension | £25609 |
| Install a swimming pool | £80609 |
| Cost to build a single storey extension | £42173 |
| Cost to build a side return extension | £33097 |
| Install an RSJ | £1809 |
| Build an outbuilding | £9609 |
| Build a mansard loft conversion | £51609 |
| Cost of a loft conversion | £30081 |
| Build a kitchen extension | £41609 |
| Build a hip to gable loft conversion | £41609 |
| Build a granny annexe | £86609 |
| Build a garden office | £9609 |
| Convert a garage | £15609 |
| Build a new garage | £18109 |
| Build a flat roof extension | £21609 |
| Build a dormer loft conversion | £41609 |
| Lay a concrete foundation | £5859 |
| Convert a bungalow loft | £28609 |
| Basement conversion cost | £33097 |