I am selling this item because it is no longer needed due to a move. The BUC12001 is a built-in type water purifier cartridge that can remove 12 different substances. - Brand: Cleansui - Model Number: BUC12001 - Water Purifier Type: Built-in type - Number of substances removed: 12 Thank you for viewing. #bellshop 372 ◎ Some items have been opened for product inspection and photography. ◎ To provide free shipping, we may ship the product without its original box. Please understand and purchase accordingly. ◎ Please check the actual product photos for the condition of the item.