... installation, adjustable bracket 4)CCC, CE, Solar Keymark Solar water heaters-also called solar domestic hot water systems-can be a ... and controls, and passive, which don't.Most solar water heaters require a well-insulated storage tank. Solar storage tanks have ... in 1989. We are a leading manufacturer of Solar Water Heaters (SWH), including Compact Non-pressurized SWH, Compact Pressurized SWH, Split ...