Aqua One 2c Carbon Cartridge - Twin Pack - four cartridges

The Aqua One 2c Carbon and Polymer Wool Cartridge is a disposable filter cartridge for use in the Aqua One AquaStyle(AR) 510 aquarium . Two pack of two are supplied (tqo full filter changes) and the cartridges should be removed and disgarded when blocked with fish waste and debris. This will usually be every four to six weeks. The Polymer 'wool' layer traps debris while the activated carbon removes odours and clarifies the water. An essential part of the Aqua One trickle-filter system .