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 £51200 (Poundbury Build and Maintenance based in DT1) to the dearest of around £51968 (WILD CONSTRUCTION LTD based in DT6).
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 Portland by posting a job with HaMuch and we'll send it to extension builders in Portland.
Job | Estimate |
Underpinning a house | £17261 |
Build a two storey extension | £87641 |
Build a timber frame extension | £25761 |
Install a swimming pool | £80761 |
Cost to build a single storey extension | £45218 |
Cost to build a side return extension | £34810 |
Install an RSJ | £1961 |
Build an outbuilding | £9761 |
Build a mansard loft conversion | £51761 |
Cost of a loft conversion | £31508 |
Build a kitchen extension | £41761 |
Build a hip to gable loft conversion | £41761 |
Build a granny annexe | £86761 |
Build a garden office | £9761 |
Convert a garage | £15761 |
Build a new garage | £18261 |
Build a flat roof extension | £21761 |
Build a dormer loft conversion | £41761 |
Lay a concrete foundation | £6011 |
Convert a bungalow loft | £28761 |
Basement conversion cost | £34810 |