1.SRCC,Solar keymark,SGS,CCC,ISO,CE,EN12975,New Solar keymark
2. Lifetime: 15dyears
1.the pipeline is made of all the red copper and conducted by heat transfer medium liquid..water can't flow in vacuum tubes and operated when confined.the manifold uses Aluminum alloy mould material of high strength wiht air folw design.it is furnished in good style.
2.can withstand high pressure when it works.
3.module design,arbitrary combination,which can meet the demand of large water consumption,
Glass tube dimensions:58mmX1.8m/58mmX0.85m
Coating of vacuum tube:ALN/AIN-SS/CU
Solar keymark certificate types:
New Solar Keymark certificate types(Toppest efficiency and Best performance in china):
SRCC certificate types: