So which would be the best? Butterfly, plug or the round ball?

I believe plugs would be better than balls, because they have a bigger opening at start. When the valve is 1/3 opened, the opening of the plug is a square, while the opening of a ball valve is just a segment of a circle, with the same ...

Hello, spudders!
I was exploring my dads old garage and found a box full off different 2 inch IBC valves and some pipes, and the first thing that came to my mind was a spud gun =D Unfortunately the pipes are too short to be used as a barrel, but maybe I find an use for them too.

There are at least ...