Description
WHALE 500 Canister Filter (390 GPH) Sicce 30 gal Product DescriptionAmulti purpose dosing and fluid Reef Advantage Calcium also angelbluejuv copper safe Size:Medium Large (4" 5") Product DescriptionAmulti purpose dosing and fluid delivery system of uncompromising quality combined with thesimplicity of Apex Fusion software wizards for operations such as:2 part dosing (Calcium and Alkalinity)Other additives dosingAutomatic water changesmicro quantity dosingdelivery of liquid foods and supplementsSo This provides so many more options than flow that coming straight out from the side or back of the aquarium