... Solar collector 1,It is high efficient,stable performance. 2,widely used in domestic hot water system. 3,Soalr Keymark,SRCC Solar ... collector1.It is a device that absorbs thermal energy from the sun and ... cooler technology.3.Special designed for the Heat-pipe solar water heater systems. It's easy to combine ... of vacuum tube:ALN/AIN-SSS/CUU Energy solar collector