i have a new wsm, i read the instructions and everything else,it says to keep the top vent open all thru the cooking. iam going to smoke a pork butt temps. between 210-275 on the mavrick dou, i heard this on a you tube vidio from 2007. thats the temp. the guy said he puts his range. Anyway the question was do i or do i not keep the top vent open all thru the cooking which could be 12-15 hours. WSM 18.5 MADE 2010
i would appresate and in-put
i would appresate and in-put