Product Overview
Kingeaglea s solar vacuum tube adopt dry absorb type selective coating with lower remittance, it solved the problem of normal tube having not good curve of emittance, when the temperature higher, the remittance higher, which reduce the efficiency of the tube.
Kingeaglea s solar vacuum tube adopt dry absorb type selective coating with lower remittance, it solved the problem of normal tube having not good curve of emittance, when the temperature higher, the remittance higher, which reduce the efficiency of the tube.