Forced ventilation by fans – part 1

Some 40 years ago when I was young and handsome and an on-farm problem-solver, many of my call-outs were on the subject of piggery ventilation. I thought I had quite a bit of experience in sorting things out and was even confident enough to write about it in the press. Some 40 years ago when I was young and handsome and an on-farm problem-solver, many of my call-outs were on the subject of piggery ventilation. I thought I had quite a bit of experience in sorting things out and was even confident