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 £51600 (Greenlife Contractors based in SW6) to the dearest of around £51944 (Olaf Construction based in SW18).
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 Wandsworth by posting a job with HaMuch and we'll send it to extension builders in Wandsworth.
Job | Estimate |
Underpinning a house | £17378 |
Build a two storey extension | £87818 |
Build a timber frame extension | £25878 |
Install a swimming pool | £80878 |
Cost to build a single storey extension | £47568 |
Cost to build a side return extension | £36132 |
Install an RSJ | £2078 |
Build an outbuilding | £9878 |
Build a mansard loft conversion | £51878 |
Cost of a loft conversion | £32610 |
Build a kitchen extension | £41878 |
Build a hip to gable loft conversion | £41878 |
Build a granny annexe | £86878 |
Build a garden office | £9878 |
Convert a garage | £15878 |
Build a new garage | £18378 |
Build a flat roof extension | £21878 |
Build a dormer loft conversion | £41878 |
Lay a concrete foundation | £6128 |
Convert a bungalow loft | £28878 |
Basement conversion cost | £36132 |