Forced ventilation by fans (II)

A re-cap Quite true – the textbooks do tell you all about ventilation, but at considerable length and complexity. So much so, I believe, that many farmers end up by not reading it. I encounter this when asked to investigate problems caused by incorrect ventilation: They haven’t grasped one or other of the basic principles, hence the callout. What I am hoping to do in this mini-series is to outline the basics of fan ventilation simply and progressively. It is important that owners and ma