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 £51072 (Extended living by Gilbert-Ash based in BT12) to the dearest of around £51280 (C McGurk Building Contractor based in BT44).
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 Antrim by posting a job with HaMuch and we'll send it to extension builders in Antrim.
Job | Estimate |
Underpinning a house | £16607 |
Build a two storey extension | £86661 |
Build a timber frame extension | £25107 |
Install a swimming pool | £80107 |
Cost to build a single storey extension | £32144 |
Cost to build a side return extension | £27456 |
Install an RSJ | £1307 |
Build an outbuilding | £9107 |
Build a mansard loft conversion | £51107 |
Cost of a loft conversion | £25380 |
Build a kitchen extension | £41107 |
Build a hip to gable loft conversion | £41107 |
Build a granny annexe | £86107 |
Build a garden office | £9107 |
Convert a garage | £15107 |
Build a new garage | £17607 |
Build a flat roof extension | £21107 |
Build a dormer loft conversion | £41107 |
Lay a concrete foundation | £5357 |
Convert a bungalow loft | £28107 |
Basement conversion cost | £27456 |