Gufastoe 10Pack Aquarium Filter Cartridge With Activated Carbons and Zeolites for Tetra EasyCrystal Filter Pack C250/300

• Filter Cartridge for Whisper : 10 pack replacement filter cartridges, Individual Packaged with Color Box ,unit size: 3.5 * 5.5 inches. This aquarium filter is compatible with Tetra EasyCrystal Filter Pack C250/300 Filter.
• Four-Stage Filtration :The filter is made of dense dual-sided mesh, the better the filtration effect. With 25% more active activated carbons and zeolites are added to effectively filter and absorb impurities in water, maintain a clean water source, and provide a healthy growth environment for fish.
• Further cleaning: The outer layer is made of soft cotton and high-density fibers. Multi layer cotton can collect debris or waste without sucking fish, keeping the water clear and fresh.
• Quick Installation : The replacement filter element is fully assembled and ready for use at any time. Simply rinse the replaced filter element with cold water to remove carbon dust, align it with the keyway at the bottom of the filter element, and insert it into the filter chamber.
• Top Tip : We recommend that you replace the filter every 3-4 weeks to maintain water quality,which depends on the number of fish in the fish tank.

Product description 10Pack Aquarium Filter Cartridge With Activated Carbons and Zeolites for Tetra EasyCrystal Filter Pack C250/300 Directions For Tetra EasyCrystal Filter Pack C250/300