Material:
1> Inner water tank : imported SUS304 stainless steel, thickness 0.4-0.6mm
2> Outer water tank : imported color plate, stainless steel or galvanized steel, thickness 0.5mm
3> Bracket : stainless steel, aluminum alloy or galvanized steel
4> Vacuum tube: common tube, three highs tube and multi-cavity tube
5> Material of glass: borosilicate glass3.3
6> End cover: galvanized steel, stainless steel or imported color plate
Solar vacuum tube:
1> Size: 47*1500mm 58*1800mm
2> Quantity: 15/18/20/24/30/34/36
3> Hail resistance: diameter 25mm
4> Absorption: 93%
Temperature insulation layer:
1> 50-60mm imported polyurethane , machinery overall for keeping same temperature and high pressure foaming
2> Heat preservation: 72 hours
Capacity: 90L 100L 120L 140L 160L 180L 200L 240L 270L 300L 360L
Tank diameter:
Inner tank: 320mm and 360mm
Outer tank: 420mm and 460mm
Max. pressure bearing: 0.6 Mpa
3 year international responsibility for free repairing or exchange due to original quality problems
Packing : Export Carton
Warranty: 15 years