I have more frags available. The 12" mother colony in the last photo is droping off several large natural frags that I do no have room for. Open to offers and trades.
Acrylic dies not bond well to PVC. Even the pros have trouble with it sometimes. For your first build I would stick to one or the other. You can get acrylic that is assorted colors or even paint it for light control.
I have a healthy large long spine sea urchin that has been in my tank for several years for free. Pick up in west Anaheim 92801. Only getting rid of it as it has taken to eating to some of my SPS. I don’t have many, so it is a problem.