Composition of solar water tank

It usually consists of a liner, an insulation layer and an outer casing.
1. Liner: It is usually welded with SUS304 stainless steel, which has high corrosion resistance and anti-pollution.
2. Insulation layer: divided into several categories: rock wool, rubber sponge, polyurethane foam, etc., with polyurethane foaming effect.
3. Enclosure: Since the outer casing mainly serves to protect the thermal insulation layer and the appearance, it is generally made of a thin stainless steel plate. In order to reduce the cost, it is often made with color plates, and attention should be paid to anti-corrosion.

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