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 £50960 (Penarth Loft Conversions Ltd based in CF64) to the dearest of around £52400 (Parker Construction based in CF14).
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 CF11 by posting a job with HaMuch and we'll send it to extension builders in CF11.
Job | Estimate |
Underpinning a house | £17010 |
Build a two storey extension | £87265 |
Build a timber frame extension | £25510 |
Install a swimming pool | £80510 |
Cost to build a single storey extension | £40202 |
Cost to build a side return extension | £31988 |
Install an RSJ | £1710 |
Build an outbuilding | £9510 |
Build a mansard loft conversion | £51510 |
Cost of a loft conversion | £29157 |
Build a kitchen extension | £41510 |
Build a hip to gable loft conversion | £41510 |
Build a granny annexe | £86510 |
Build a garden office | £9510 |
Convert a garage | £15510 |
Build a new garage | £18010 |
Build a flat roof extension | £21510 |
Build a dormer loft conversion | £41510 |
Lay a concrete foundation | £5760 |
Convert a bungalow loft | £28510 |
Basement conversion cost | £31988 |