Solar water heating

Storage Tank:
Capacity: 100 L-500L
Inner Tank: SUS304-2B stainless steel,1.2mm -2.0mm thickness
Outer Tank : Colored Plate/Stainless Steel,0.4mm thickness
Insulation Layer: Polyurethane Foam
Electric Backup Power: 2000kW @ 220V
-Solar Collector:
Vacuum Tubes Heat Pipe(mm) (Dia ×L): 58×1800