A "show room" is a physical space where products or items are displayed for people to see, examine, and make a decision about purchasing them. Full definition
While the numbers are up in every area, dads show room for improvement in some significant areas, especially reading with their children. (fathers.com)
The cars there are like in show room condition. (cars.com)
We also now have some footage we recorded on the E3 2015 show room floor of the game demo. (linkshideaway.com)