Solar water heater 1.CE ,ISO9001 2.5 years guarantee,15 years lifetime. 3.Delivery time:within 7 days 4.Price:$100-$300 solar water heater ... Characteristic:1. This type of solar water heater works with high pressure, so do thewater ... Galvanized steel, thickness: 1.5mm 6.With Mg bar, Electric heater 1.5KW, PT Value, Pressure release Value Your Choice, ...