These TRIMendous™ interchangeable bath/shower trim kits from our casual Reliant® 3 collection all fit universal valves so you can update your bath/shower trim in minutes without having to replace the valve (sold separately). The FloWise® 3-function shower head uses 40% less water and can save a family up to 8000 gal a year. Less Water, More Performance, How refreshing FloWise® shower heads use our exclusive turbine technology to deliver an invigorating shower experience while saving water. These innovative heads can save a family up to 8000 gal of water a year.