Chimney stack

[bmxer13]

Hey guys I have a smoke hollow smoker that im wanting to mod but am having trouble locating them. Where do you guys think I can locate a chimney stack and a 3" inlet with a butterfly valve? Have been to a home depot and a menards with no luck.

 

[red dog]

Get a piece of 3" pellet stove vent pipe and one these.

http://www.ebay.com/itm/Cast-Iron-S...t=LH_DefaultDomain_0&var=&hash=item35def6f4eb