Thanks, Dez - you obviously do a lot of work on this. Do you sell any of your work?
There is an interesting experiment going on right now by some guys in LA - perhaps you have already seen it - they are comparing a bunch of different skimmers - here is the link to the thread on reefcentral - quite interesting, I think -
http://reefcentral.com/forums/showth...5&pagenumber=1
Cheers
John