WASTE-AWAY GEL MARINE SINGLE PACK - MEDIUM (50-150L)

"Size: Medium - 50 to 150 L Waste-away GEL is an organic waste destroyer : 100% Natural aquarium ""Cleaner"". The gels are full of cleansing Bacteria that are automatically and continuously released into your aquarium to consume nutrients and break down fish waste; keeping your tank clean and water clear."