Preheating solar water heater

Product Description
Detailed Selling Lead Description
* Material:
A) Inner water tank: Imported SUS304 stainless steel
B) Outer water tank: Galvanized steel alloy or stainless steel
C) Bracket: Galvanized steel or aluminum alloy
* Solar vacuum tube:
A) Size: 47 x 1, 500mm / 58 x 1, 800mm
B) Qty: 20 / 24 / 3PCS
C) Hail resistance: Diameter 25mm
* Temperature conservation layer:
A) 5cm imported polyurethane, machinery overall for keeping same temperature and high pressure foam
B) Heat preservation: 72 hours
* Capacity:
200 / 250 / 300L/400L
* Tank diameter:
410 / 460 / 480mm
* Max. Pressure bearing: 0.6MPa
* 3 years international responsibility for free repairing or exchange due to original
Quality problems