Water Wand cleans that cartridge in just a matter of minutes! It works off your garden hose to clean eight pleats at a time, without splash back. The Water Wands eight fingers open the pleats while the eight 180-degree fan nozzles flush and clean them out. The Water Wand works any filter cartridge big or small, pool or spa. Replacing a pools pleated filter cartridge is expensive, so you try cleaning it yourself a few times. Don't suffer the splash back of spraying it with a hose, keep it clean try a Water Wand.