this solar water heater is a mature product.It has high efficiency and good quality.Can fill or stop filling water automatically. This solar water heater has all stainless steel structure. Small feeder is also produced by stainless less SUS304-2B, with good use life.Features: 1) Thickness of vacuum tube: 1.6mm 2) Inner tank material: SUS304-2B food brand stainless steel 3) Outer tank material: stainless steel 4) polyurethane layer: 60 - 65mm foam, can keep tank warm for two days5) Frame: stainless steel, with thickness of 1.5mm 6) the small auxiliary tank can fill cold water into big tank automatically, and it can stop filling automatically too. |
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