1. The outer tank: Color Coated Steel, thickness 0.4mm.
2. The inner tank: SUS304/2B, thickness0.5mm.
3. The warm keeping layer: polyurethane foaming 55mm.
4. The bracket, Galvanized Steel, thickness 1.5mm
5. Vacuum tube: 47-1500 or 58-1800, Two layer.
6. Angel of bracket: as your need.
Supplier: Pressurized solar thermal collector, non-pressurized solar thermal collector, compact pressurized solar water heater, compact non-pressurized solar water heater