High-Quality Material:This cazo is made of stainless steel not only long-lasting durability but also resistant to daily wear and tear. Sandwich Bottom:The bottom adopts a sandwich bottom design to make the food keep warm longer. What is the Sandwich Bottom? Consisting of two layers of stainless steel surrounding a 5mm thick aluminum core. Provides optimal heat conduction & stores the heat. It is perfect for energy-saving. STAINLESS STEEL FRAME: The SS4229S outdoor stove adopts ALL-WELDED stainless steel frame technology and is made of high-quality stainless steel. It is windproof and waterproof for outdoor use and is durable. RELIABLE CONNETION – Steel braided, adjustable from 0-20 PSI for pinpoint heat adjustment, the burner’s propane regulator is the reliable connection you need to ensure a leak-free, fully controlled burner experience; The durable 47-inch stainless steel hose and metal connector make the connection between the propane stove and the propane tank stronger and safer in use. HIGH-PRESSURE – 200000 BTU raw power, the SS4229S is the public use flame output single propane burner available in the market; a fully controllable flame, an extremely durable body, and a portable design makes the heavy-duty burner the go-to appliance for any outdoor cooking occasion from tailgates to backyard projects.