1. Inner tank : SUS3042B Imported SUS304-2B Food Grade Stainless Steel, superior water quality, drinkable.

2. Outer  tank : Hi-Quality color steel plate .

3. Insulation : Polyurethame Foam with 55mm thickness.

4. Support : Electricity painted Aluminizing zinc plate with 1.5mm thickness.

5.Reflector : Stainless Steel .