Aqueon® EcoRenew™ Replacement Filter Cartridges are dual-sided, featuring fibers made from sustainable materials infused with carbon. This sustainable material allows these cartridges to be Eco-Friendly being both biodegradable and compostable. The EcoRenew™ cartridges also feature a NoDrip design to help eliminate extra water mess when changing your filter cartridges. Aqueon® EcoRenew™ Replacement Cartridges are available in: Extra-Small, Small, and Medium. Due to the sustainable nature of the EcoRenew™ cartridge, it is recommended to replace BEFORE is starts to decompose-approximately 4 weeks. For use with the Aqueon® SmartClean™ Technology Filters.
