Rohl® 5/8" Extension Kit (One Piece) Short Version Of U.3243 To Wall Mount Concealed Wall Valve Volume Controls U.3230 U.3231 U.3240R U.3240 U.3241 U.3793 And U.3794 And Wall Mount Diverters U.5542Vo U.5562Nbo And U.5562Bo Can Be Stacked