Profile: Sungo Solar Energy Industries Co., Limited manufactures solar water heaters. Our products include flat plate solar collector, passive SWH system, batch solar water heater, active SWH system, and solar work station. Our plant is well equipped with automated machinery and specialized tooling for efficient & reliable production. Our thermosiphon solar water heater is a passive SWH system. The storage tank is made of three layers such as inner shell, intermediate foam insulation, and outer cladding. The shell is built to hold water pressure to a maximum of 650Kpa. We use corrosion-proof food-grade stainless steel/cross-linked polymer for shell materials. Foam insulation thickness is decided to maintain the tank water temperature self-sustainable during continuous unclear days in the coldest wintertime. Its outer cladding is made up of galvanized sheet metal/mirror-effect stainless steel sheet that provides a fine surface finish and a long-lasting life. The frame is made of rustproof material such as stainless/galvanized steel. It has a full-length rear legs, suitable for flat surface installation and shortened rear legs suitable for sloped surface installation. We also supply heater accessories like water storage cylinder, brackets, and vacuum tubes.