WATERRO INLINE QF 2.5″ DI DEIONIZATION CARTRIDGE The WATERRO Inline QF 2.5″ DI deionization cartridge is a Quick Fit inline deionization filter designed as the final stage of a reverse osmosis system. It is filled with mixed-bed ion-exchange resin that effectively reduces TDS and provides exceptionally pure RO/DI water. The cartridge is equipped with a Quick Fit (QF) connection for fast, tool-free replacement and is ideal for aquariums, laboratories, hydroponics and other high-purity water systems. Technical specifications Parameter Value Product Inline DI deionization cartridge Model Inline QF 2.5″ DI Filter type Deionization cartridge Filter media Mixed-bed ion-exchange resin (Mixed-Bed DI) Connection Quick Fit (QF) Size Inline QF 2.5″ Water type RO water Main function TDS reduction and deionization Application Final RO/DI filtration stage Brand WATERRO Main benefits Quick Fit connection Mixed-bed ion-exchange resin Provides exceptionally pure RO/DI water Effectively reduces TDS Suitable for aquariums, laboratories and hydroponics Fast, tool-free replacement Long service life