U=0.6---0.7W/(m2.oC)
Average heat loss coefficient
H=3.1---3.4MJ/m2
H
single target solar vacuum tube
1)material:borosilicate 3.3 glass
2)high quality;
3)Strong heat collection;
4)warranty15year
| Delivery Time: | 7days |
| Package: | cartons or as your request! |
| Supply Ability: | 11000 Set/Sets per Week |
| Minimum Order Quantity: | 1000 Set/Sets |
| Payment Terms: | L/C,T/T |
| Port: | Shanghai or Ningbo |
| Fob Price: | US$1.5-3.5Shanghai or Ningbo |
| single target solar vacuum tube: | other |
| Pipe Material: | Glass |
| Application: | Water Heater |
| Type: | Non-Pressure |
| Brand Name: | Haoguang |
| Place of Origin: | Zhejiang China (Mainland) |