The theory works, I’ve been doing it for a few years. Here is a link to my latest setup, it’s a long read but I tried to be detailed.
You don’t want to use normal 5gpm pumps. They don’t like high inlet pressure and will leak and you don’t want to trash expensive pumps. I use cheap throw away pumps, but the darn things will are actually hard to kill, even if they start leaking.
