Thanks Defalotus! :)
I have no problems with botrytis or others, I have roof window vent and louvres open so fresh air gets in I was just looking to give it a boost so to speek. (Gh is in a sheltered spot)
Defalotus, thanks for the info on the cell walls. I was hoping some might say it would help with making for tougher pitchers, like in nature! :)
Thanks all for you help!
I now have a use for my spare fan