Sell solar water heater

solar water heater
1. Material of Inner Tank: SUS304-2B Stainless Steel With 0.5mm thickness
2. Material of Outer Tank: SUS304 Stainless Steel With 0.4mm thickness
3. Material of bracket: SUS430 Stainless Steel With 1.5mm thickness
4. Heat Preservation : polyurethane foam with 55mm thickness
5. Vacuum tube 58/1800mm
6. Copper Coil: the diameter is 12mm, the thickness is 1mm
7. Magnesium stick for clear water