integer pressure solar water heater:

1. Material of inner tank chest is SUS304/2B; Diameter of inner tank chest DIA315mm; Diameter of outer tank shell DIA480mm  2. Material of outer tank shell is imported color armor plate/SUS202/SUS3043. Support material: Galvanizes the steel plate, thickness: 1.5mm 4. Collector: ,58X1800MM.58X2000MM5. Heat insulating layer: 55mm polyurethane foaming

6.7KGS copper coil inside inner tank.

integer pressure solar water heater