Non-pressure Solar Water Heater

Functions: Supply the heat water regularly. Protective function in case of power-off. Function to prevent from frostbite Water automatic cycle if the water temperature different between tank and tube. Features: Designed by the standard of getting heat in winter. High temperature vacuum heat collecting tubes with new triangle elements. The thickened heat preservation layer of high density. Large-angle specially adapted to severe cold areas Stronger resistant ability for wind, snow, and hailstone. The hot water system fitting for families and work units in mass storage.Specifications: Heat-pipe vacuum tube size: 47mm*1500mm/58mm*1800mm Inner tank: import food grade stainless steel SUS304-2B Outer tank: fluorocarbon steel Insulation: 50mm high density polyurethane foam(38-40kg/m3) Bracket: aluminum alloy / galvanized steel Gross Wight: 53.5-111.5kg Volume: 0.465-1.205m3 Joint Diameter: 22mm/32mm