Disposable Filter CartridgeBio-ceramicContact Us to PurchaseFeatures Basic female NPT connect ports. Adjust water PH from 6.5-8.5, increases mineral content of water. All food grade material. Specification Model Type Spec. Remark FT-0033 In-line type Cassette Cartridge, Transparent 10" Note Do not use where the water is microbiologically unsafe or of unknown quality without adequate disinfection before or after the unit. The system is to be supplied only with cold water. The system and installation shall comply with applicable state and local regulations.