Old solar vacuum tube is of value
Vacuum or hot water pipes? Vacuum tube cost price of about 50 yuan, plus labor costs may be up to $more than and 100. Hot water pipes, then it is not difficult to cut off the bad part, and then connected with a straight line on the line
The length is 1.2 meters or 1.5 meters, the size of the vacuum tube is now difficult to buy. To repair the solar energy where he asked whether the recovery.
Almost no value, the only value is when accessories. 10 a few years ago the solar vacuum tube diameter is generally 47 mm
