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Bontel Advantages:
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.
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