Filter cleaning tool: extend the life of your filter cartridges with the , the brush is a versatile tool as it adapts to a variety of cartridge types and is reusable for many washesRemovable comb head: the unique shape is designed to fit inside the deep folds of filter paper, with each pin the perfect size to reach those hard to reach areas, ensuring your cartridge and pool are healthy and clean Easy to use: just attach it to a standard garden hose using the quick-connect valve, turn on the hose and away you go Fast particle removal: the cleaner allows for a concentrated stream of water and can remove particles more quickly and in greater quantity than with a standard hose Flow control: easily control the water flow of the filter cleaner, turn the cleaning tool on and off to adjust it to your preferences Note: the data are all manually measured, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.