Thoughts on directional bulkheads

[Madmak]

Originally Posted by lastlight

i was picturing some sort of hot-tub dealio...

I tried a few types of these right from a spa supply store in Calgary. They didn't work too well as they are made to move only under high flow, more than we use. The swivel action stops happening at the flow rates we run.

Just have a look at all the cool PVC goodies here:
http://www.aquaspapak.com/Websites/a...-2011-jets.pdf

It is where I found my closed loop manifold.