NATURE PETS Potassium Supplement Pet Works A heater can be added

A heater can be added to the aquarium to provide a tropical fish environment(heater purchased separately)

The appearance of tiny black or blue specks indicates beyond range concentrations

Provide caves

Fluvals U-Series internal filters are the perfect solution where external filtration is not possible

the former is more problematic

NATURE PETS Potassium Supplement Pet Works A heater can be addedNATURE PETS Potassium Supplement increases the amount of viable potassium in your aquarium water helping you achieve lush plant growth & vitality in your fish. Directions: Add 1 teaspoon or 5g to 38 litres of aquarium water to raise potassium levels by approximately 40 ppm.