PPGI / PPGL COIL:
Full name is prepainted galvanized / galvalume steel coil, which is painted lacquer on top and bottom side of HDGI / ALU-ZINC coil. They are mostly used for construction with various paint colors, like warehouse, prefab house, and garage, etc.
The advantages of PPGI / PPGL are light weight than traditional brick wall, high-strength, heat-insulation, colorful, and easy installation