1) The vacuum tube adopts the three-layer heat collection techniques : higher heat-getting efficiency , reducing the water-stagnation2) Parabolic surface internal bladder: higher pressure-supportive capability3) The best angle: a reasonable bracket angle basing on different latitude in order to gain more heat4) Convenient installment: avaiable on both horizontal and slanting house roofs5) Super and strong heat preservation : using the world's advanced hydraulic pressure technology to make it with higher heat preservation6) The diffuse flat plate reflector : to increase heat-getting efficiency7) Meeting the demand of all kings of families8) Economical goods with high qualitySpecifications:1) Thickness of bracket :1.5mm2) All-glass vacuum heat collection tube: 58mm ×1800mm 18/20/24/30pcs3) Inner tank: SUS304-2B food grade stainless steel4) Outer tank : galvanized steel5) Tank Capacity : 180L/200L/240L/300L6) Insulating layer : thicjness :45mm7) Thickness of inner tank :0.4-0.
Solar Water Heater