solar collector / vacuum solar collector / evacuated tube solar collector

Manifold
Outer shell:Aluminum Alloy;
Thickness:2.0 mm;
Insulating layer:Rock wool overall.

Heat Pipe Vacuum Tube
Heat pipe
Red copper TU1+water; Transfer power:>= 150 W;
Working pressure: 4 Mpa; Welding pressure: 4 Mpa
Vacuum Tube
Three-target tube; φ58 mm; 1800 mm length;
High boron and silicon content 3.3;
Structure:Gradual change SS-AL-Nx/Cu selective absorption coating; Vacuum Degree:P<=5*10-4;

Bracket
Material: Aluminum Alloy;
Thickness:2.0 mm; 

1.What is your advantages,comparing with other water heaters?
Avoiding electric water heater leakage, dry, high power consumption.

Avoiding the drawbacks of gas water heater,such as producing harmful gases,Fits and starts etc.
Energy efficient, safety and environmental protection, all-weather operation, easy to use.

2.What is the function of dc inverter heat pump?
1)Domestic hot water all year around
2)Space heating in winter
3)Space cooling in summer

3.What is the supply conditions of our product?
Heating test conditions : Ambient temp.7°C/6°C,Water temp.40°C/45°C
Refrigeration test conditions :Ambient temp.35°C,Water temp.12°C/7°C
Hot water test conditions : Ambienttemp.7°C/6°C,Water temp.9°C/55°C

4.How many years'guarantee?
2 years

5.What is the package?
Strong wood box plus carton box