The pool filter brush works with most standard pool filters (filters not included). The pool filter cartridge cleaner can be equipped with a hose connection, which allows you to quickly clean the filter and is easy to use. This detachable cleaning brush is small, lightweight, and portable for extended use. The spa filter cartridge cleaner comes with adjustment knobs so you can control the water flow and flow rate. The pool filter cleaning brush effectively and quickly removes debris and dirt from pool filters in seconds.