Good quality Solar water heater

Solar water heater Description: 1,Easy installation and be installed on the roof or at the ground level.Stable and reliable performance. 2,High efficient absorber of high performance with daily average efficiency over 50%.3,Intelligent control and automatic operation.4,Multifunction: Bathing, washing,domestic heating5,Workable at any time and enjoyable.6,No water inside the vacated tubes; the solar water heater can still in service even with several tubes break.The power bearing is averaged and can assure the vacuum tubes to use for a long time.Details:1. Inner tank: stainless steel SUS 3042B, welded by argon arc to form good antioxidation.Water is drinkable. 2. Outer tank: painted steel, strong and anticorrosion effectively. 3 . Thermal insulator: one machine-blowing polyurethane foam with a thickness of 55mm.. It turns out to achieve best heat preservation. 4. Frame : coated galvanized steel,it adapts to many angles accord to roofs . 5. Vacuum tube: made of borosilicate glass,which features excellent solar heat absorption and minimal heat refelecting properties. Diameter: 47mm or 58mm,70mm length: 1500mm or 1800mm,2000mm 6. Tube quantity : 24 7.The fasteners are stainless steel screws,and the seals are made of polymer silica plastic. The glistening obliquity is between 38 to 45. 8,It resists 25mm hail and the using life can last 15 years.