The Hagen 10680 impeller brush set is designed for use in the following applications:
The Marina Aquarium Impeller Brush - Hagen 10680 is an impeller brush set designed to clean and remove slime inside of most filter impeller wells. This impeller tool is capable of cleaning any brand and includes two different brush sizes for your convenience. This aquarium impeller is compact in size and very easy to use. This clean impeller can also remove or reduce algae on the filter intake stem.
Marina Aquarium Impeller Brush - Hagen 10680 specifications: