The“Eco1” Rocket Stove  is a marvel of technology and engineering, saving both Economy and Ecology! This stove is modular and is made to the highest quality possible for the price. We stand by our stoves and expect the lifespan to be measured in DECADES, not years! The external box is made from heavy weight black steel for maximum heat radiance and the internal components use the highest quality stainless steel SS310 for high temperature operating longevity. Read more:  https://bit.ly/37j1h1r