Solar Light Collectors
It is a integrated type heat storage tank, and you can use plenty of hot water by simple pipe connections.
It maximized heat insulation effect by the use of polyurethane foam in 50mm thickness.
It was designed and manufactured to operate at high pressure of 10kg/cm2.
Dirt or dust does not accumulate easily due to its round shape collector, and it is suitable for all weather since it is free from wind load.