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Waste-Away sludge busting beneficial bacteria will naturally dissolve the sludge and dirt that accumulates in an aquarium and prevent the buildup of debris when used on a regular basis
Has 3 wave modes: constant
Enriched with spirulina and natural carotenoidsfor super color enhancing properties
Carb L is almost entirely free of phosphate and has an extremely high capacity
Secure refill tube holder
ITC M-Rack 4" Filter Sock Holder Fritz Waste-Away sludge busting beneficial bacteriaITC M Rack 4" sock holder has been manufactured from industry standard setting Perspex cell cast acrylic. This ensures the highest quality part which will last many years underwater without effecting your water quality and will not break down over time. This rack will still look black under blue LED lighting! Designed for temporary use for when you need to filter water when doing a water change or for emptying out filtration media into a sock to drain