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 £51840 (Lime Showrooms Ltd. based in KT6) to the dearest of around £51944 (Active Fox Limited based in KT5).
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 Surbiton by posting a job with HaMuch and we'll send it to extension builders in Surbiton.
Job | Estimate |
Underpinning a house | £17391 |
Build a two storey extension | £87837 |
Build a timber frame extension | £25891 |
Install a swimming pool | £80891 |
Cost to build a single storey extension | £47824 |
Cost to build a side return extension | £36276 |
Install an RSJ | £2091 |
Build an outbuilding | £9891 |
Build a mansard loft conversion | £51891 |
Cost of a loft conversion | £32730 |
Build a kitchen extension | £41891 |
Build a hip to gable loft conversion | £41891 |
Build a granny annexe | £86891 |
Build a garden office | £9891 |
Convert a garage | £15891 |
Build a new garage | £18391 |
Build a flat roof extension | £21891 |
Build a dormer loft conversion | £41891 |
Lay a concrete foundation | £6141 |
Convert a bungalow loft | £28891 |
Basement conversion cost | £36276 |