solar water heater
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solar water heater tanks
stainless steel plates
1) Inner tank of the solar water heater shell is made of SUS304-2B food grade stainless steel plates, and outer tank shell is made of color steel plates, welded by argon arc. Water is pure and drinkable.
2) Heat insulation of solar water heater tanks adopts polyurethane foam and the thickness is 55mm
3) Silicon rings to connect and seal them
4) The tubes and supports are adjustable. The life of the vacuum tubes is 5 years.
5) Whole glass vacuum tubes adopt super hard borax and silica glass
6) Absorption rate:=93%, thermal radiation rate:=6%
7) It resists 25mm hail and the using life of the whole system can last for 15 years
8) Temperature when exposed to sun without water:250degree, 2.5 hours to boiling point if using single tube
9) If you use electrical appliances, it will begin to work when the temperature of the water is below 60degree, and will switch off automatically when the temperature reached 60degree.
10) You have to test the water temperature before using, in order to avoid scalding