Fluval U3 Underwater Filter - 150 L (40 US Gal) Natural Botanicals Ammonia Alert lasts 1 year

Ammonia Alert lasts 1 year

Treats fungal infections on fertile fish eggs

Each bag has a scannable lot code

aggressive cleaning

Fluval U3 Underwater Filter - 150 L (40 US Gal) Natural Botanicals Ammonia Alert lasts 1 yearFluval U3 Underwater Filter provides complete and efficient 3 stage filtration, including BioMax biological filtering, to create superior aquarium water quality. The U3 Filter includes practical and versatile features, making it ideal for application in fresh, marine and reptile environments. The filter provides the option of setting the flow output in 3 different positions, a key benchmark in underwater filtration. The adjustable 3 way flow control