Whisper Bio Bag Cartridge - Small - 2 pk - Assembled
Disposable filter cartridges keep your aquarium water crystal clear and help remove odors and discoloration. Whisper Bio Bags and are economical and easy to use, providing superior mechanical and chemical filtration for your aquarium. Dual-sided mesh walls catch debris and fish waste. Designed for the Whisper 3i In-Tank Filter and the Marineland 1 1/2 Aquarium Kits.
Instructions Rinse Bio-bag under cool tap water to remove carbon dust. Open lid and insert Bio-bag into filter. Replace clogged Bio-bag when there is reduced water flow out of the filter. For best results, change Bio-bag monthly or sooner, if required.