Fritz Aquatics FritzZyme Monster 360 Concentrated Freshwater Biological Aquarium Cleaner， 32-Ounce</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Concentrated biological aquarium cleaner for freshwater - 1oz treats over 295 gallons!</li><li>Specially formulated for freshwater aquariums with monster fish</li><li>Promotes a clean， clear & healthy aquarium</li><li>Promotes a clean， clear & healthy aquarium</li><li>Improves water clarity & flow through filters</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/41T%2BUmsCpqL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/31S%2BXuqBCOL.jpg' noproxy></br>