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Soalr vacuum tube with reflector inside the vacuum.
- Author
- Sven Tetzlaff
- Created on
- Tuesday 19 March 2013
- Posted on
- Sunday 1 September 2019
- Dimensions
- 4281*2854
- File
- tubes-5.jpg
- File size
- 6148 KB
- Keywords
- energy, reflector, renewable, solar collector, solar energy, solar thermal, solar tube, tube, vacuum tubes
- Albums
- Visits
- 1885
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