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 £51440 (GWC BUILDING CONTRACTORS LTD based in SM3) to the dearest of around £52200 (T J SOLUTIONS based in SM3).
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 Cheam by posting a job with HaMuch and we'll send it to extension builders in Cheam.
Job | Estimate |
Underpinning a house | £17369 |
Build a two storey extension | £87803 |
Build a timber frame extension | £25869 |
Install a swimming pool | £80869 |
Cost to build a single storey extension | £47376 |
Cost to build a side return extension | £36024 |
Install an RSJ | £2069 |
Build an outbuilding | £9869 |
Build a mansard loft conversion | £51869 |
Cost of a loft conversion | £32520 |
Build a kitchen extension | £41869 |
Build a hip to gable loft conversion | £41869 |
Build a granny annexe | £86869 |
Build a garden office | £9869 |
Convert a garage | £15869 |
Build a new garage | £18369 |
Build a flat roof extension | £21869 |
Build a dormer loft conversion | £41869 |
Lay a concrete foundation | £6119 |
Convert a bungalow loft | £28869 |
Basement conversion cost | £36024 |