Mansard loft conversion cost in CM20
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 £51440 (Mayfair Site Services Ltd based in CM19) to the dearest of around £52080 (RW CONTRACTS based in CM18).
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 CM20 by posting a job with HaMuch and we'll send it to extension builders in CM20.
Estimates for common extension builder jobs in CM20;
| Job | Estimate |
| Underpinning a house | £17363 |
| Build a two storey extension | £87794 |
| Build a timber frame extension | £25863 |
| Install a swimming pool | £80863 |
| Cost to build a single storey extension | £47254 |
| Cost to build a side return extension | £35956 |
| Install an RSJ | £2063 |
| Build an outbuilding | £9863 |
| Build a mansard loft conversion | £51863 |
| Cost of a loft conversion | £32463 |
| Build a kitchen extension | £41863 |
| Build a hip to gable loft conversion | £41863 |
| Build a granny annexe | £86863 |
| Build a garden office | £9863 |
| Convert a garage | £15863 |
| Build a flat roof extension | £21863 |
| Build a dormer loft conversion | £41863 |
| Lay a concrete foundation | £6113 |
| Convert a bungalow loft | £28863 |
| Basement conversion cost | £35956 |