8.hail resistance:25mm
7.heat preservation: 72hrs
6.test pressure:6 bar
5.insulation layer:polyurethane foaming or rock wool
4.vacuum tube coating material:AL-N-AL or ALN-SS-CU
3.tube dimensions:58*1800mm/47*1500mm
2.manifold(exterior)material:aluminum alloy
1.manifold(interior) material: red copper
with high efficient vacuum tubes as solar collector, absorbtion percentage 91-94%
Pipe Material: | Copper |
Application: | Water Heater |
Type: | Pressurized |
Brand Name: | JINENG |
Place of Origin: | Zhejiang China (Mainland) |
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Come From Dongguan VILLO Technology Inc.
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Come From Dongguan VILLO Technology Inc.