Sealed structure drum with small diameter inlet and plug at the top. Optimal for long-term storage of liquid chemicals, solvents, and oils, preventing evaporation and contamination. UN specification compliant models available for hazardous material transport. Available in steel, stainless steel, and resin materials for raw material storage in manufacturing, chemical storage in plants, and waste liquid collection. Unlike open-top drums, designed specifically for applications requiring airtight sealing with band clamp or lever ring closure mechanisms. Standard 200L size with optional inner coating specifications.