Material of vacuum tube:single-target tubes

Inner tank: SUS304-2B food grade stainless steel

Outer tank: stainless steel

Heat insulating layer: imported polyurethane

Frame: stainless steel, ant oxidation

Inner tank0.4mm

Outer tank: 0.4mm

The thickness of heat insulating layer: 45 or 55 mm

Frame: 1.5mm

Pressure: 0 Mpa

Heat preservation: 72hours

Hail resistance: 25mm

Warranty:

solar water heater: 3 years

Vacuum tube: 5 years

Working temperance: 90Celsius degree

Cold resistance: -30Celsius degree

The package: standard carton

Use: home appliances

Certificate:CE,ISO:9001,ISO:14001