The Nature2 W28125 Professional G25 Replacement Mineral Cartridge is a mineral replacement for Nature2 Professional G Sanitizing System 10-25K Gallons.
- Ports: 3"
- Fits professional-vessels only (2-Post design fits only 2-Post vessels)
- Run Time: Six hours minimum
- Capacity: 10,000 to 25,000 gallons
- Cartridge lasts up to 6 months
- Cartridge Flow Rate: 10-18 GPM (internal bypass)
- Installation: after filter, before or after heater, and always before any chemical dispenser
- Note: Version shipped may be the universal W28126 that fits both professional and limited versions, depending on stock.