The only long-term absorber comparison test from the “Institut für Solarenergieforschung (ISFH) chooses our MITRA solar absorber with an efficiency of 91.8% as test winner.
FREECALL (D / Germany): 0800 / ISSHELP (0800/4774357)
The only long-term absorber comparison test from the “Institut für Solarenergieforschung (ISFH) chooses our MITRA solar absorber with an efficiency of 91.8% as test winner.