... is 50mm, tongue & groove structure, aluminum-alloy frame, anti-flame and heat-insulation, galvanized steel roof panelBasement ... : RG5S, maximum heat productivity is 260,000Kcal/h,Heat energy converter: stainless steel heat exchanger,Electric damper executes ... lamps, with electronic ballast,Illuminance: 800LuxControl SystemSpraying, heat spraying, baking temperature, time setting, lighting switch, ...