Sep 2, 2005 #1 Bill The Grill Guy Master Chef Joined Jan 17, 2005 Messages 5,454 Here is what I made for mine. I used a second smaller tank and cut it in half. Hope it helps.
Sep 2, 2005 #2 Woodman1 Executive Chef Joined Jan 8, 2005 Messages 4,457 Location Mentor, Oh I would go at least 20-24" in width or diameter. 30" would be best though!