EC 450/550 Replacement Filter - Filter K (Cartridges Only)
1 Micron Nano Zinc Polypropylene filter.
Filter cartridge with Carbon and KDF (GAC 120g+ KDF - 20g)
The Nano Zinc filter removes bigger particles and dust along with inhibiting bacteria growth.
This is patented process and therefore the only one like it market.
We recommend changing the cartridges every 5 - 7 months