Rectification Column Unit bolted in 4 sections: Top section is 600 mm x 1130 mm, with a 3 SqM internal spiral condensing coil; Mid-section has (2) bolted sections that expand to 600 mm diam x 2040 mm long each, with a 1020 mm thick packed beds with 316LSS Sulzer packing in each section. Bottom section has a 3 SqM Falling film evaporator section with 316LSS vertical tubes in this section