Using a hole saw to make a hole for the bulkhead in wooden stand:
2016-12-12 00.01.13.jpg
Bulkhead in place:
2016-12-12 00.01.42.jpg
Large coupling with reducer siliconed around the bulkhead. The vertical pvc pipe to the surface will be glued to the reducer. This will provide security since the tank cannot be emptied only due to a leaking bulkhead.
2016-12-12 00.02.10.jpg