What happens to the bottom of the solar tube
Hello, I'm the one who has 5 years of operational experience in installation technicians, silver you said is located in the bottom of the vacuum pipe is that it did not need to worry about, it is the factory when the way, do not change because of the change of time. Need to remind you that the abnormal tube is generally very black, or the heat sink off the transparent, these two conditions can be judged as the tube has been bad, you need to change ~!
The vacuum is gone. Can not heat preservation, in the north is very cold place will appear inside the tube icing. Expansion and other phenomena.
Magnesium, barium and other metals. Air metal is oxidized to form white. If the tube head part of the silver mirror becomes white,
A gas leak, vacuum tube between the outer tube, the vacuum should be round, should be part of a silver mirror, this is after the evaporable getter evapotranspiration effect
