F7P1 applies to Class 2 and 3 buildings and relates to the floor between sole-occupancy units, sole-occupancy units and specified spaces, and sole-occupancy units and parts of a different classification. It covers both airborne and impact generated sound. F7P1 covers sound transmission through floors from a number of specified spaces. A list is included with the additional words ‘or the like’. An example of a floor separating sole-occupancy units from parts of a different classification, would be a floor separating ground floor shops from an apartment level above.