1.twin-glass evacuated tubes:Reliable, efficient, High temperature resistant
anti-freezing.
2.There is no water in the vacuum tube, it can still work even one tube is broken.
3.red copper Heat pipe, φ14x70 condensor,one-way transferring, fast heat transfer speed, less heat loss, low temperature

resistance, it can be used in -35 degrees.
4.aluminum alloy manifold and bracket, corrosion resistance, easy to install. It can be installed both on flat roof and

inclined roof
5.high temperature resistant rock wool / glass cotton insulating layer, high density, good thermal insulation properties.
6.high quality copper heat exchanger, it can withstand 1MPa.
7.SOLARKEYMARK certification.
8.Eco and economical, Improves the environment and save your fuel cost.
9.24 mm diameter condensor, large heat exchange area, higher heat transfer power.
http://www.sidite-energy.com