Say goodbye to impurities and hello to clean, delicious water with the Filter Cartridge. This replacement filter cartridge is your shield against cryptosporidium, giardia cysts, chlorine, and pesky odors, ensuring every sip is as fresh as a Caribbean breeze. With 0.5 micron filtration and CBC activated carbon block, this cartridge guarantees your hydration is top-notch. Lasting up to 12 months or 1000 gallons, it's the low-maintenance hero your island home deserves.