Detailed Product Description

1.Material &Thickness of Frame: Aluminium Alloy & 2.75mm           

2.Material of insulation: polyurethane foam & aluminium silicate

3.Thickness of insulation: 35mm (polyurethane foam)

4.Header pipe thickness: 1 mm

5.Manifold thickness: 1mm

6.Manifold Diameter: 38mm

7.Manifold material: copper

8. Vacuum tube: SS-C/Cu selective coating

9. No. of vacuum tubes: 12---30 for one collector

Features:

1. suitable for both flat roof and slope roof

2. employing sliding way for the frame, much more easier for installation, especially suitable for

    European-styled houses

3. High efficiency: >55%  and >40% in winter

4. still works as normal as before even one vacuum tube destroys

5.  Hailstone resistance: 25mm

6. higher effeciency,stable performance, beautiful design