Replace cartridges fast & easy! Usage Instructions:Open carton and remove plastic bag containing the ReptoFilter disposable filter cartridges.Remove one ReptoFilter cartridge and rinse the cartridge under cold water o remove carbon dust.Remove ReptoFilter lid and insert cartridge into "V" slots and slide it all the way down into the filter.Replace when water begins to backflow over the top of the clogged cartridge.
Tetra ReptoFilter Disposable Filter Cartridges, Large
Size: Large Pack Size: Pack of 3 cartridges
Tetra ReptoFilter Disposable Filter Cartridges, Medium
Size: Medium Pack Size: Pack of 3 cartridges