Vacuum sealed, double walled borosilicate glass tubes. Selective inner surface of high absorption nitrite coating. Includes CPS (Compound Parabolic Concentrator), with special anti-corrosion coating. Thin aluminium conductive plate at either end, with patented tube fixing system giving high contact, connections in copper 8mm DIA, 0.7mm thickness.
Arcobaleno VP vacuum solar panel
Supplied with nr. 2 pre-assembled fittings (one for every side) for DN15 copper pipe. The 6 tube panel is 1 m2, 12 tube 2 m2 and 18 tube 3 m2, and can be connected in series.