Glass Vacuum Tube For Solar Water Heater

Glass Vacuum Tube For Solar Water Heater
1.5 years' warranty for tube
2.high resistance
3.CE&ISO.SRCC
4.competitive price


Glass Vacuum Tube For Solar Water Heater

1.high effeciency
2.prompt delivery,delivery:10 days
3.CE ISO9001-2000 SRCC CE SGS solar keymark
4.5 years quality warranty
5.competitive price
6.OEM available
7.Easy installation,convenient operation
8.Design for you
9.Assured quality,fast delivery
stainless solar water heater,solar water heater ,solar energy,renewable stainles vacuum tube solar water heaters


Length
1800mm
Outer tube diameter
58mm
Inner tube diameter
47mm
Glass thickness
1.6mm
Material
Borosilicate Glass 3.3
Absorptive coating
Graded A1-N/A1
Vacuum
P<5Χ10
-3
Pa
Absorptance
>92% (AM1.5)
Emittance
<8% (80°C)
Thermal expansion
3.3Χ10
-6
/°C
Stagnation Temperature
>200°C
Heat loss
<0.8W/(m
2
°C)
Maximum strength
0.8Mpa
Hail resistance
ø25mm
Weight
1.9kg