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 (Anak based in BT40) to the dearest of around £51152 (AK Building Services based in BT8).
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 Carrickfergus by posting a job with HaMuch and we'll send it to extension builders in Carrickfergus.
Job | Estimate |
Underpinning a house | £16586 |
Build a two storey extension | £86630 |
Build a timber frame extension | £25086 |
Install a swimming pool | £80086 |
Cost to build a single storey extension | £31728 |
Cost to build a side return extension | £27222 |
Install an RSJ | £1286 |
Build an outbuilding | £9086 |
Build a mansard loft conversion | £51086 |
Cost of a loft conversion | £25185 |
Build a kitchen extension | £41086 |
Build a hip to gable loft conversion | £41086 |
Build a granny annexe | £86086 |
Build a garden office | £9086 |
Convert a garage | £15086 |
Build a new garage | £17586 |
Build a flat roof extension | £21086 |
Build a dormer loft conversion | £41086 |
Lay a concrete foundation | £5336 |
Convert a bungalow loft | £28086 |
Basement conversion cost | £27222 |