Stovehinge: The Collapsible Rocket Stove Heavy Duty Lifetime Reliability- Chimney, Feed-Tube constructed of 16 Gauge type 304 Stainless Steel! LR Insulated Chimney Wrap for much hotter, more efficient burn than competition- Easily surpasses 1100 (F) Temps to burn wood gases (50% of wood energy is wasted as smoke in open fires!) Assembles in under one minute & Collapses to size of a laptop computer Cook with any available biomass- scrap wood, twigs, etc. Insurance Policy- Cook without Gas, Electricity, or prepared Firewood