heat-pipe solar collector

1. Heat-tube solar collector
2. Twice circulating heat exchange
3. Sun liquid to be used as antifreeze
4. High efficiency
product features:
1. Adopt high stability heat-tube solar collector, to ensure long-term system operation.
2. Vacuum tube adopts zijin interference coating technology, high efficiency, slow attenuation.

Installation features:
1. Solar collectors can't be in series more than 4.
2. All connectors outdoor adopt way of zijin interference coating, to avoid leaking.
3. At first, system should operate with the tap water test, pay more attention to pipeline gradient, to drain water in all pipelines.
4. This collector suits for use in alpine region.