How high can i go with acrylic?

[sphelps]

Originally Posted by Tarolisol

its would be 32" long and I would like to go 36"tall. Its being designed to fit into a specific location.

I would go thicker for sure, if it was my tank I still wouldn't go taller than 24" with that length and 1/2". Even a small amount of deflection will create distortion. Just make the viewable sides thicker, I would use 1" for that height.