Zinc steel plates Zinc for hangars, prefabricated houses and iron buildings in all colors, thicknesses, sizes and lengths according to the customer’s request - Zinc for decorative hangars (marble, brick, stone, various shapes). Zinc Poultry Farms: The only factory specialized in providing a special type of poultry barns that are healthy and environmentally friendly for poultry. Zinc in the form of bricks in multiple colors.