... installation, adjustable bracket 4)CCC, CE, Solar Keymark Solar water heaters-also called solar domestic hot water systems-can be a to ... sunshine-is free.We have CE, CCC, ISO9001:2000, Solar Keymark certificates. How They WorkSolar water heating systems include storage ... are established in 1989. We are a leading manufacturer of Solar Water Heaters (SWH), including Compact Non-pressurized SWH, Compact ...