Solar water heating

Three-target vacuum tube performance and specification:

Tube structure

All-glass double deck co-axial structure

Glass material

High borosilicate 3.3 glass

Outer tube diameter and glass thickness

Ø58±0.7mm;Glass thickness 1.6±0.15mm

Inner tube diameter and glass thickness

Ø47±0.7mm;Glass thickness 1.6±0.15mm

Tube dimension:

58*1800mm

Hail resistance

Ø25mm

Pressure-endure

1MPa