1. Inner tank: SUS304-2B, thickness 0.3mm/0.4mm/0.5mm 2. Outer tank: stainless steel with 0.3mm/0.4mm thickness Bracket: aluminum alloy steel 1.2mm/1.4mm/1.8mm/2.0mm thickness
3. Frame degree: 0 degree-51 degree. Dual-purpose frame for both flat and inclined roof
4. Insulation: high density polyurethane foam 50mm/55mm/60mm 5. Vacuum tube: 47*1500/1800mm, 58*1800/2000mm
6. Capacity: 50L-500L
7. Assistant tank: 5L/8L/10L12L/15L
8. Pressure: 0 Pa
9. Heat preservation: 72Hrs
10. Hail resistance: 25mm