About This 【Fish Filter Cartridges】6pcs Filter Cartridges Large Aquariums Filters, Unit Size: 6.8" * 5.0".This aquarium filter cartridge is compatible with Whisper EX30/EX45/EX70 Filters. In the clear water flow, the aquarium filter cartridge silently guards every life, it is not only the purifier of water, but also the guardian of the health of fish. 【High Efficiency Fish Tank Filters】The filter cartridges made of high density cotton + 50% more nutshell activated carbon + zeolite,Offer triple water filtration effect that effectively fiton-anoabsorb 99% of the impurities. It is able to quickly capture leftover fish food, fish waste, and other small particles in the tank. EX Filter Cartridge filters out the impurities in the water in the most gentle way, so that the fish can feel the purity of the water and enjoy a healthy life. 【Durable Filter Cartridges 】The selection of high-quality materials, with excellent durability, reduce the frequency of replacement, save long-term use costs.Thickened cottonhas good permeability and mechanical strength, low flow resistance, high filtration efficiency, durable and economic.Every time the water circulation, is the filter cartridge cotton brought fresh. 【Simple Replacement Aquarium Filter】Replacing the with filter for Whisper EX element is simple and fast, without complex tools or technology, and can be easily replaced even by first-time users, ensuring that the filter is always in optimal working condition.Turn off and remove the used cartridge and flush the new cartridge under water to remove dust.After rinsing, insert the cartridge into the flushing chamber and make sure the filter cartridge fits completely into the chamber. 【Easy Maintenance】Regular cleaning or replacement of the filter cartridge helps to extend the service life of the fish tank filters, while the maintenance is simple, which helps to maintain the long-term stability of the water quality of the aquarium.Suggest to change filter cartridge every 2-4 weeks. Please assure the model of your filter before choose the filter cartridges.
