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 (Peter Borowski based in LA3) to the dearest of around £52000 (MIKE CROWE BUILDING & CONSTRUC based in LA12).
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 Carnforth by posting a job with HaMuch and we'll send it to extension builders in Carnforth.
Job | Estimate |
Underpinning a house | £17054 |
Build a two storey extension | £87330 |
Build a timber frame extension | £25554 |
Install a swimming pool | £80554 |
Cost to build a single storey extension | £41072 |
Cost to build a side return extension | £32478 |
Install an RSJ | £1754 |
Build an outbuilding | £9554 |
Build a mansard loft conversion | £51554 |
Cost of a loft conversion | £29565 |
Build a kitchen extension | £41554 |
Build a hip to gable loft conversion | £41554 |
Build a granny annexe | £86554 |
Build a garden office | £9554 |
Convert a garage | £15554 |
Build a new garage | £18054 |
Build a flat roof extension | £21554 |
Build a dormer loft conversion | £41554 |
Lay a concrete foundation | £5804 |
Convert a bungalow loft | £28554 |
Basement conversion cost | £32478 |