Van Hise Rock was named for the preeminent geologist of the 19th century, Charles Richard VanHise, who was also president of the University of Wisconsin-Madison from 1903-1918. VanHise used this rock to show the major structural features of metamorphic* Precambrian* rock and also to demonstrate the kinds of changes that occur in rocks through mountain building periods.
The requirement for seat height, however, is very simple: The top of the seat must be a minimum of 17 inches and a maximum of 19 inches above the shower floor.
What is the industry standard height for a showerhead? (?) Typically the connection for the shower arm is stubbed out at about 78â above the floor with the shower head at about 74â. NKBA however, recommends the showerhead be placed so the tallest user can easily wash their hair while standing under the shower spray.