Shop / Products / Fluval Biological Cleaner 8.4 oz Fluval Fluval Biological Cleaner 8.4 oz 8.4oz $15.99 8.4oz Purchase Options Free In-Store Pick Up Not Available Set your store for inventory and store pickup details Zip Code Search Same-day Delivery* No minimum charge for delivery orders. *Order before 2pm and have it delivered today. Orders placed after 2pm will be delivered the next day. Must be inside delivery radius. Zip Code Unfortunately delivery is not available to this address. In order to ensure the best availability accuracy, changing your selected store will remove all items from your cart. You will need to re-add these items with your newly selected store if you choose to continue. Continue Cancel Ship it to Me Quantity Add To Cart Information Fluval Biological Aquarium Cleaner reduces unsafe organic matter (fish waste, decaying leaves, uneaten food, etc.) that regularly gather on filters, gravel, ornaments and other surfaces. Customers also liked Customer Reviews