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.
This type of shower enclosure is a door up to 33 wide with a 90 degree return panel. The door cannot exceed 33 wide because of hardware limitations. Normal size door is 28 wide and standard shower enclosure heights are 72 Tall.