Manator
©Honorary Essex Boy™
At last!!Not how i see it. The communal areas would not have a lease.
Commercial is more stringent than domestic
95% of times you would not be told this & would not be able to find out.
99% of domestic installers think that domestic is more stringent, probably down to them having to comply with Part P.
Commercial? there are many more regulations to conform to, however this is a dual purpose building. both sets of regulations and restrictions apply.