| 1. Material of Inner Tank: SUS304-2B Stainless Steel With 0.4mm thickness 2. Material of Outer Tank: SUS304-2B Stainless Steel With 0.31mm thickness 3. Copper Coil: diameter : 10mm; thickness: 1mm 4. Insulation: polyurethane foam with 55mm thickness 5. Magnetic-controlled Al-N-Al splash all glass evacuated heat-collecting tubes(size: ¢58mm*1800mm) 6. Material of Support: Stainless Steel Profiled Bar with 1.2mm thickness 7. Using the electric heater system, it can be lasting used in the cloudly, rainy and snowy days. Packing: export carton |