Tanks are painted with one coat of primer and one final coat of paint with a total thickness not less than 105 µ (microns) and more coats can be done as per the customer request. Although the RAL 7033 known as cement grey is used as a standard, non-standard paints are also used depending on the client’s request. The method used to paint are pouring or spraying. While substances are selected from first-class materials that can endure working and environmental conditions for a long time. Transformers in different applications (zinc coating), different film thicknesses and different colors can be offered according to customer demand. Also, hot-dip galvanized tanks can be manufactured if requested.