150L Vacuum Glass Tube Compact Non Pressure Thermosyphon Solar Hot Water Heater

150L Vacuum Glass Tube Compact Non Pressure Thermosyphon Solar Hot Water HeaterSFA47155818 Compact Non Pressure Solar Water HeaterIt is a non-pressure solar water heater system, which converts solar energy into heat energy and stores it in the insulated water tank. It is a natural circulation that relies on its own gravity to drain out of water from tank. As the tank can not bear any pressure so it is a open type water solar heater and generally also known as low pressure solar collector as well. Due to its convenience on installation and daily use, low cost, as well as to meet the hot water needs of normal households, this solar boiler is currently the popular product in the market. Size of Product ModelSFA47155818Capacity150LThe Number of users3-4 peopleInner tankSUS304, diameter 360mmOuter tankStainless steel,diameter 470mmWelding procedureAutomatic double - sided argon gas protection weldingInsulationPolyurethane 55mm, temperature drop 2ºC/12hBracketsStainless steel 1.2mm,20°/30°/40°/45°Solar vacuum tubesNet aperture area:1.42 Quantity and specifications: 15pcs*58*1800mm Material: 3.3 high borosilicate glass Coating: AL/N/AL Absorptivity>93% Reflectivity