Seachem KanaPlex bacteria PolyGuard™ is the single most

PolyGuard™ is the single most effective medication to keep freshwater fish free of disease

Automatic Temperature Compensation (ATC)

Ultra Quiet Performance

The cover can be removed completely to provide unobstructed access inside the tank for maintenance

some people regarded this invention as a useless accessory

Seachem KanaPlex bacteria PolyGuard™ is the single mostSeachem KanaPlex Broad Spectrum Antibiotic Treats fungal and bacterial fish diseases Easily absorbed through both skin and gills; ingestion not required Description KanaPlex is a blended kanamycin based medication that safely and effectively treats several fungal, and bacterial fish diseases (dropsy, popeye, fin tail rot, septicemia). Because it is absorbed by fish it is useful in treating internal infections in those situations where food is refused.