Good call. It is for my fresh water. For drinking, taking showers, etcPressure pump for what? Tap water? Water maker? Compressed air? Hydraulics?
I have used it in high vibration industrial settings with no issues. Need to use friction washers and loctiteInteresting construction style. I use the extruded aluminum framing for some stuff when I build equipment, but don’t use it for much on the boat. It will be interesting to see how it holds up for you.