Hi, I was hoping someone could help/ advise. Looking to convert my residential home in the midlands (3 bed end terrace, one bathroom, 2 reception rooms & kitchen) into a HMO and buy another property. I Could convert it into a 4 bed without doing much work by just converting from reception room. However, I also have a cellar I could convert if I installed a damp proof system. Can someone recommend how high the ceiling would need to be? It’s currently at about 1.8m. Also in terms of where the slump output would be it would have to go onto the street as it’s an end terrace (also would conside