1.    The high weather-proof selective absorbing film from full-automatic magnetron sputtering production line developed by Bontel;

2.    With Bonding heat transferring technology and laser welding technology;

3.    High quality low-iron tempered glass with surface treatment to get high transmittance and low emittance;

4.    Circulation fluid in closed copper pipes, no glass tubes. So collectors without corrosion and circulation fluid leaking;

5.    The solid built-in absorber plate can absorb all solar radiation improve working efficiency and integrated well with buildings.