The World's Cleanest Whirpool Jet is pipeless, easy to install, sanitary, and can be used with Ecojet Disposable liners! Using magnetic technology, Ecojet has made it safe to use liners for each pedicure service. Since 2007, we have made work more efficient with Auto-Fill. Now we've made it even better with the ability to use Auto-Fill with Ecojet Universal Magnetic Drive and liners. Set up is simple, Place the liner in the basin, attach your magnetic jet and simply turn on Auto-Fill. When the water level reaches the target amount, it will shut off automatically and being the whirlpool process.