Thank you for viewing. TK-5012 Aqua Water Purifier Cartridge - 2 Cartridges This product is a dedicated cartridge for the Bollina Avanti Aqua. --- Shipped within 24 hours via Yu-Packet Post Mini. --- Materials: Polypropylene, Polyester, EPDM Free residual chlorine reduction capacity: Approximately 6000L Filter media: Calcium sulfite Lifespan flow rate setting: 8L/min Removal target: Residual chlorine Cartridge replacement guideline: Approximately 3 months (when used for 8 minutes per person per day) ・The only removal target is residual chlorine. ・Do not disassemble the cartridge. ・Do not freeze the cartridge. This may cause damage. ・The lifespan of the cartridge may be shortened depending on water quality, water volume, usage conditions, and regional differences. ・White powder or cloudy water may come out of the cartridge, but this is not a problem with the quality.