Fluval Clear X Filter Sachets

ClearX is a high quality resin that effectively traps and controls phosphate, nitrite and nitrate to keep your water healthy and aquarium surfaces algae-free! Include ClearX as part of your regular water change and cleaning routine to ensure best results. Simply switch the sachet out every 2 weeks in your filter and you’re done! Ideal for use with all Fluval Flex, Spec and Evo model aquariums.