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 £51832 (J Stevens Roofing & Guttering based in KT18) to the dearest of around £52400 (London Bespoke Build based in KT20).
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 KT20 by posting a job with HaMuch and we'll send it to extension builders in KT20.
Job | Estimate |
Underpinning a house | £17411 |
Build a two storey extension | £87867 |
Build a timber frame extension | £25911 |
Install a swimming pool | £80911 |
Cost to build a single storey extension | £48221 |
Cost to build a side return extension | £36499 |
Install an RSJ | £2111 |
Build an outbuilding | £9911 |
Build a mansard loft conversion | £51911 |
Cost of a loft conversion | £32916 |
Build a kitchen extension | £41911 |
Build a hip to gable loft conversion | £41911 |
Build a granny annexe | £86911 |
Build a garden office | £9911 |
Convert a garage | £15911 |
Build a new garage | £18411 |
Build a flat roof extension | £21911 |
Build a dormer loft conversion | £41911 |
Lay a concrete foundation | £6161 |
Convert a bungalow loft | £28911 |
Basement conversion cost | £36499 |