Natural ventilation

There are still a few producers who ventilate their piggeries without the assistance of power. These notes may help them get the process as efficient as nature permits. Natural ventilation moves air both through adjustable and fixed openings. ‘Adjustable’ includes windows, eave panels, ridge openings and ventilated doors. ‘Fixed’ openings use open points in the building, especially continuous ridge and eave gaps as well as lattice sides to big courts. Natural vs mechan