Check the listing for details. FLUVAL 306-406 AND 307-407 AMMONIA REMOVER - 6 PACK. Condition: New. Listed at 10.99 USD. FLUVAL 306-406 AND 307-407 AMMONIA REMOVER - 6 PACK The Fluval Ammonia Remover pads are specifically designed for use with Fluval 06 and 07 performance canister filters. These pads offer a combination of mechanical and chemical media to effectively remove ammonia from the aquarium water. They are particularly useful in reducing and controlling toxic ammonia spikes, which can be harmful to fish. In addition to removing ammonia, these pads also act as mechanical filters by trapping floating particles such as debris, excess food, and waste. This helps to maintain clear water in the aquarium. The Ammonia Remover pads are especially beneficial in new or heavily stocked aquariums where ammonia levels can be high. They can also be used after medicating fish, as medications can sometimes lead to increased ammonia levels. These pads are custom fit for Fluval 06 and 07 series filters, which enhances filtration efficiency. It is recommended to replace the pads on a monthly basis or as required after testing the water to ensure optimal performance. The Ammonia Remover pads come in a convenient 6-pack format, providing an ample supply for regular maintenance. They can be used in both freshwater and saltwater aquariums, making them versatile for different types of setups.