Outlet ventilation must be provided along the full length of the apex of the roof and varies depending on the width of the shed.
Vented sheeting is recommended for inlet ventilation, positioned directly below the eaves, it must have a minimum depth of 1.5m.
In a shed more than 15m wide then an unobstructed opening, in combination with vented sheeting must be used directly under the eaves.
Agitation points must not be installed inside any houses.
For cubicle sheds there must be at least two drinkers, and preferably four, per 50 cubicle spaces.