- Evacuated tubes with triple layer selective absorber coating, vacuum degree≥5.2x10-4Pa, absorbing efficiency≥92.5%;
- Applied advanced leaking test technology to ensure the whole system working stably and reliably;
- With effective heat energy transferring Aluminum fins, U pipe collectors get higher temperature in short time;
- High and constant pressure polyurethane foaming technology ensure the outstanding insulation quality;
- Optimal and innovative design make collectors integrated into different buildings;
- Circulation fluid in closed copper pipes(U Pipe), no water in vacuum tubes. There is no corrosion, no leaking , no scaling, no occasional tube breakages in collectors;
- Working life ≥20 years.