commercial solar water heater

Detailed Product Description for  commercial solar water heater :

1) Inner tank material: SUS304-2B stainless steel, thickness: 0.31mm. Available thickness is 0.25-0.5mm.

2) Outer tank material: colorful steel,thickness:0.33mm. Available thickness is 0.30-0.37mm.

3) Vacuum tube: 58x1800mm
Material: high borosilicate glass, three-layer deposition vacuum tube. Tubes quantity: 20

pcs.
Available tubes are 15, 16, 18, 20, 22, 24, 26, 28, 30 and 36pcs, over 15 years service life.

4) Insulation layer: High density polyurethane foam, thickness: 50mm. available thickness is 50-60mm.

5) Capacity:170L, available capacity is 100-300L. 

6) Frame:  galvanized steel.

Vacuum Tubes Solar Collector Water Heater,heat pipe solar collector

7)The glistening obliquity:45 degree

8)Hail resistance:25mm.

9)Wind stress:180km/h

10)Freeze protection:-25 degree.

11)Heat preservation:72hours-96hours