I put long bolts through the bottom and then used nuts to adjust the height of my fan as high as possible and it works great.
Primary Imperial Red, Skeeter Pee
Kegged Blue Moon Clone, Dunkelweizen, Cream of 3 Crops Lager
Bottled White House Honey Ale, Shock Top Clone, Apfelwein, Green Apple Riesling
Coming Soon Honey Wheat