i use a NG Hurrricane burner. i bought a piece of sheet metal from the ducting section at Lowes, and cut it to size with Tin Snips.It circles the burner, and my keggle. It helps quite a bit.
When a naked man is chasing a naked woman through an alley with a butcher knife and a hard-on, I figure he isn't out collecting for the Red Cross." - Dirty Harry
On Tap: Belgian Orange Crystalweizen, Toecutters Honey HPA
Fermenting: Belgian Orange Crystalweizen