Q&A Q: Are all your smokers 1/4 in steel? A: Yes, our BBQ smokers are all 1/4″ plate thru-out. Q: Do you also make insulated fireboxes? A: When materials are this thick and all-welded in construction; they hold their heat extremely well and don’t need the insulation like thinner gauge meta l machines do. ~ Thanks for Looking … Read moreInsulated Fireboxes?