Fluval Polyester Filter Pad for Chi 19 L and 25 Aquariums, 2 Pack

Custom sized genuine Fluval filter media specifically designed for the Fluval Chi Aquarium 19L and 25L, ensuring the perfect fit into the filter cube, preventing debris bypass The dual-sided filtration pad delivers mechnical and chemical filtration, helping to maintain crystal-clear water The polyester mechanical layer captures the debris, fine particles and organice waste, helping to keep the water clean and reducing maintenance The chemical layer of the filtration pad removes odours, discolouration, dissolved impurities and harmful substances for a fresh, clean and healthy aquatic environment for your fish This pack includes 3 replacement filter pads, for convenient, long-lasting filter support. The filter media should be changed approximately every 4 weeks for maximum effect