1. Internationally certified product
2. No water in vacuum tubes, each vacuum tube works individually, so the whole system could still work even several tubes are broken.
3. Medium circulation, good anti-freezing and prevent evaporation ability, also avoid blockage in the pipe because of the pipe scale.
4. Multifunction: shower, washing, domestic heating, swimming pool, etc.
- Previous: High pressure evacuated tube heat pipe solar collector
- Next: Antifreeze heat pipe solar collector
