I'm currently renovating a my new home which is a late Victorian house, and I've taken plaster off a couple of stud walls in my office. With in the room, there are currently (The house was rewired around 7 years ago).
- 1 Run of 1.5mm T + E for the lighting Circuit (running from floor to ceiling ~2.7m run)
- 1 Run of 1.5mm for the light switch
- 2 x sockets with 2.5mm T + E at 45cm height