A sturdy piece of plastic slides into grooves inside the mouth of the spout. A metal rod enters the tub spout from the top and clips on to the plastic gate. When the rod is pushed down, the gate lies below the water supply pipe, allowing water to flow freely from the tub spout.

How does a shower spout work?

A sturdy piece of plastic slides into grooves inside the mouth of the spout. A metal rod enters the tub spout from the top and clips on to the plastic gate. When the rod is pushed down, the gate lies below the water supply pipe, allowing water to flow freely from the tub spout.

Why is there a tub spout in the shower?

Why would they do this? IT is called a “toe tester”. It is installed at height that you can operate the diverter without bending over too far. It lets you turn on the water, without getting a shot of cold water in your face, and then set the proper temperature before turning on the shower head.