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Ult=0.6~0.7W/( m?.)
Average heat loss coefficient
H=3.1~3.4 MJ/ m?
H
all glass solar vacuum tube
used in solar water heater,solar collecetor
dimeter:47/58/70mm
length:1500-1800mm
| Delivery Time: | 5-7days |
| Package: | in cartons |
| Supply Ability: | 6000 Piece/Pieces per Week |
| Minimum Order Quantity: | 2900 Piece/Pieces sample:at least 10pcs |
| Payment Terms: | L/C,T/T,Western Union |
| Port: | shanghai |
| Fob Price: | US$1.2-2shanghai |
| dimeter: | 47/58/70mm |
| color inside: | red/black/blue |
| Pipe Material: | Glass |
| Application: | Water Heater |
| Type: | Vacuum Solar Collector |
| Model Number: | JC |
| Brand Name: | jiachen&sunshine; |
| Place of Origin: | Zhejiang China (Mainland) |