Leisure Time Filter Clean Cartridge Cleaner<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Soak-and-rinse formula for cartridge， D.E. and sand filters</li><li>Compatible with all sanitizers including bromine， chlorine， salt water， ozone， minerals and biguanide.</li><li>For more than 25 years， Leisure Time has been the premier name in spa water care</li><li>Removes oil， grease， dirt and soap</li><li>Overnight soak will complete removal of all contaminants</li><li>Great on filter cartridge and de filters</li><li>This item is not for sale in Catalina Island</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Fd9IaxL3L.jpg" noproxy>