The main element of the show was a textured wall that when backlit, would show cracks all over the back wall. To do this we played with a lot of glue. This is a sample of primer sprayed over the glue.

The full panels laid out, covered in glue, and sprayed white.

showing the cracks

Adding joint compound to add physical texture

Testing the effect with a light under the panel. This is a screenshot from a video that I can’t upload.

They ended up almost completely cutting the crack effect and this is the most it is ever seen.