This item has a big problem. A plumber came to install all 4 and they all failed to hold firmly from the base. The handle rotates more than intended and it happens on either the right or left side or both sides. Well, even if you place the base with silicone or glue, the handle will rotate more than 90 degrees if you use a little more force. Thus, two cases appear on your product. BASE WILL NOT HOLD POSITION AND MOVEMENTS/HANDLE WILL MOVE MORE THAN 90 DEGREE. Update: You're trying to pay to…