We're there a hearth For example on main floor, the openess would allow you to develop into aware about it much as before if it have been a 2nd ground. The "many rooms" over the mezz bother me in blocking views. Only a thought. The enclosed percentage of a room https://juliuspnzny.dbblog.net/11520388/mezzanine-safety-gate-uk-no-further-a-mystery