Features:
1) Outer tank material: stainless steel plate or color steel sheet
2) Inner tank material: SUS304 food grade stainless steel plate, 
    thickness 0.5mm
3) Supporting frame: stainless steel plate with thickness of 1.2mm
4) Isolation layer: 50-65mm imported polyurethane foam for superior
    heat preservation
5) Type: 15, 18, 20, 24, 30 tubes
6) Easy installation and be installed on the roof or at ground level

Features:

1) Outer tank material: stainless steel plate or color steel sheet

2) Inner tank material: SUS304 food grade stainless steel plate, thickness 

    0.5mm

3) Supporting frame: stainless steel plate with thickness of 1.2mm

4) Isolation layer: 50-65mm imported polyurethane foam for superior heat 

    preservation

5) Types: 15, 18, 20, 24, 30 tubes

6) Easy installation, installed on the roof or at ground level