9) Emittance: 0.065
10) Heat loss coefficient:
BAOGUANG Solar vacuum tubes are widely used for solar water heater and solar water heating project .See more at cnbg.cn
| Minimum Order Quantity: | 200 Piece/Pieces |
| Port: | Shanghai |
| Fob Price: | US$1.0-4.5Shanghai |
| Triple-target coated: | CU/SS-ALN |
| Pipe Material: | Glass |
| Application: | Water Heater |
| Type: | Manifold Collector |
| Model Number: | TT58-1800 |
| Brand Name: | BAOGUANG |
| Place of Origin: | Zhejiang China (Mainland) |