Check the listing for details. Clarke TFC 400 Cleaning Unit TESTED WORKING. SEE PICTURES.. Condition: Used. Listed at 200.00 USD. The Clarke TFC 400 Cleaning Unit is an all-purpose cleaner designed for industrial and commercial use. This unit is a reliable and tested cleaning equipment that is in good working condition, ensuring efficiency and effectiveness in cleaning tasks. The unit has been verified to be functional and ready for use, as seen in the provided pictures. It is a high-quality cleaning unit from the Clarke brand, suitable for various cleaning and janitorial applications in business and industrial settings.The Clarke TFC 400 Cleaning Unit is an all-purpose cleaner designed for industrial and commercial use. This unit is a reliable and tested cleaning equipment that is in good working condition, ensuring efficiency and effectiveness in cleaning tasks. The unit has been verified to be functional and ready for use, as seen in the provided pictures. It is a high-quality cleaning unit from the Clarke brand, suitable for various cleaning and janitorial applications in business and industrial settings.