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Ult=0.6~0.7W/( m?.)
Average heat loss coefficient
H=3.1~3.4 MJ/ m?
H
vacuum tube
used in solar water heater,solar collecetor
pipe length:1500/1800/2100mm
dimeter:47/58/70mm
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$1.2-2.5shanghai |
pipe length: | 1500/1800/2100mm |
dimeter: | 47/58/70mm |
color inside: | red/black/blue |
Pipe Material: | Glass |
Application: | Water Heater |
Type: | Vacuum Solar Collector |
Brand Name: | jiachen |
Place of Origin: | Zhejiang China (Mainland) |