If you’re interested in learning how to repair a flat roof, learn more in our step-by-step guide. Get expert advice on improvements to your home, ... Residential Building, Commercial Build-Out.

The lease will detail whether you own the roof as well as the top-floor flat, or only the flat itself and no space above. Either way, I'd expect that there will not be a provision in the lease to ...

Pros An option for most houses with a sloping roof. Cons More structural changes needed compared with a standard conversion, so can take a while to build. A dormer loft conversion is an extension that ...