CF1 Fish Tank Filter Cartridges, Fish Tank Filter Cartridges Kit for Aquarium 4 Month Service Internal Replacement Cartridges for Interpet CF1 Filter (4 X Filter Cartridges, 4 X Algaway Pads) 

• COMPATIBILITY: Specifically designed for Interpet CF1 internal filters, ensuring a secure and seamless fit for interpet internal cf cartridge filters without modifications
• CONFIGURATION & USAGE DURATION: 4-set kit includes 4 filter cartridges and 4 filter pads, size 3.94x2.76 inches, providing a 4-month supply as replacement for tank
• EFFICIENT FILTRATION PERFORMANCE: Fish tank filter cartridges deliver efficient filtration: Traps fine debris and suspended waste, removes toxins, ammonia and heavy metals, softens water and improves water clarity
• BENEFICIAL BACTERIA SUPPORT: Aquarium filter cartridge promotes beneficial bacteria growth: Aids balanced biological filtration and maintains a healthy aquarium ecosystem
• RECOMMENDED REPLACEMENT CYCLE: For fish tank filter cartridges for aquariums, each cartridge and pad lasts up to 4 weeks; replacement every 2-4 weeks is recommended for optimal filtration performance

Designed exclusively for Interpet CF1 internal filters, our replacement kit is compatible with interpet internal cf cartridge filters and ensures a perfect, tool-free fit—no modifications needed! This 4-month supply (4 cartridges + 4 Algaway pads) takes the hassle out of routine maintenance, keeping your aquarium thriving effortlessly. Boasting exceptional filtration, each cf1 filter cartridge replacement traps fine debris and suspended waste, while removing harmful toxins, ammonia, and heavy metals. It softens water, boosts clarity, and fosters beneficial bacteria growth—supporting balanced biological filtration for a healthy aquatic ecosystem your fish will love. Product Specifications Compatibility: For Interpet CF1 internal filters Size: 3.94x2.76 inches Included: 4 cartridges + 4 Algaway pads Material: High-quality cotton Replacement Cycle: 2-4 weeks for optimal performance