Hugo Kamishi - Water Treatment Balls Pack of 4 Reptile Lighting High levels of nitrate are

High levels of nitrate are a food source for unwanted algae and can indicate poor water quality

Since the filters can work in shallow water (5 cm deep or more)

white & grey

color enhancing pigments

vegetable-based

Hugo Kamishi - Water Treatment Balls Pack of 4 Reptile Lighting High levels of nitrate areHUGO Water Cleanser makes filters work more efficiently by using microbes that eat organic waste faster while using less oxygen than bacteria. Use the wax balls in your aquarium filters to reduce the need for water changes and reduce filter cleaning. Fish will be healther with less infection. 1 ball = 11grams Should keep aquariums up to 125 litres clear for 3 months.