Ciano Stop-Algae Filter Media Cartridge S (Small) for CF20, CF40, CFSTONE40

• Prevents algae
• Fast and effective results
• Two cartridges, lasts 90 days' filtration
• Easy to replace

Product Description The small sized cartridges help to prevent algae growth by ridding those important nutrients needed by algae to grow and reproduce. One Ciano Stop Algae Cartridge offers the equivalent of 45 days maintenance, producing noticeable clear water in a short space of time. For best results it is advised that the cartridge is changed from the Ciano filter every 45 days. Each cartridge contains nitrate and phosphate removers which are embedded into the structure for remarkable results. Directions 1. Place a Ciano Stop Algae Cartridge in the filter. 2. For best results, replace the cartridge every 45 days. 3. Two cartridges can be used together for 90 days of filtration. 4. The cartridges prevent algae growth by removing essential nutrients.