Kaufman Construction Design and Build 12' x 24' The wall plate height on the wall that the hoop is on is 14' and then the ceiling vaults up from there.
There is no wall at the left of the hoop. It is open to the rest of the basement, so it feels wider than 12'.
Kaufman Construction Design and Build The walls are just a regular drywall. The black areas are actually vinyl sports mats that were purchased from a local vendor. The image on the far wall is printed on one of the vinyl mats.
Kaufman Construction Design and Build The photo was acquired from the University of Iowa with permission and printed on the vinyl mats by a local vendor. Most sign companies should be able to do the same.