arm threads are clean. Next wrap the threads with new plumber’s tape wrap. The tape in a clockwise direction, four to six times around the threads and then press the tape into the threads. Now it’s time to install the new handheld showerhead. First screw the handheld shower mount onto the shower arm and tighten by hand but be careful to not over tighten this connection. Connect the flexible shower hose to the mount and to the shower head following the manufacturer’s instructions. Place the hand held shower head into the mount turn your main water supply back on, and then run water in the shower to check for leaks. If leaks occur carefully tighten the connections until they are gone or remove the shower head and apply more plumber’s tape.