Terrible Advice Tuesdays (T.A.Tues): The Worst PVC Pipe You Can Use For Your Saltwater Tank

Terrible Advice Tuesdays (T.A.Tues): Schedule 20 PVC won’t work for plumbing a saltwater tank due to the pressure in the lines.

The rest of the story: For those of you who don’t know, the higher schedule number (20, 40, …