try using a 6" stack to get your draft up..... go to Ace harware find a 2-1/2" gray pvc 6" nipple and screw it into your bung... That should bring your draft up enough to get your temp to stabilize nicely....
[COLOR=red]"The most reliable, easiest to make at home, Smoker [B]"The UDS"[/B] W/ an Auber temp. Controller w/ 20CFM Blower.[/COLOR]
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[SIZE=2]Some people spend an entire lifetime wondering if they made a difference in the world. But, the Marines don't have that problem. [/SIZE]
[SIZE=1]Ronald Reagan, President of the United States; 1985 [/SIZE]