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 £51832 (SZS Building Solutions Ltd based in SM2) to the dearest of around £51936 (Smarticagroup based in sm2).
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 SM2 by posting a job with HaMuch and we'll send it to extension builders in SM2.
Job | Estimate |
Underpinning a house | £17368 |
Build a two storey extension | £87803 |
Build a timber frame extension | £25868 |
Install a swimming pool | £80868 |
Cost to build a single storey extension | £47370 |
Cost to build a side return extension | £36020 |
Install an RSJ | £2068 |
Build an outbuilding | £9868 |
Build a mansard loft conversion | £51868 |
Cost of a loft conversion | £32517 |
Build a kitchen extension | £41868 |
Build a hip to gable loft conversion | £41868 |
Build a granny annexe | £86868 |
Build a garden office | £9868 |
Convert a garage | £15868 |
Build a new garage | £18368 |
Build a flat roof extension | £21868 |
Build a dormer loft conversion | £41868 |
Lay a concrete foundation | £6118 |
Convert a bungalow loft | £28868 |
Basement conversion cost | £36020 |