Add Yahoo as a preferred source to see more of our stories on Google. Most single-handle shower faucets simply turn water on and off, and a pull-up diverter valve on the spout determines whether water ...
Q: I have a bathtub/shower combination, and when I pull the knob on top of the spout to start the shower, only a little water comes out of the showerhead while most of it comes out of the tub spout.