Proper = clean.
It does not matter how you do it.
It does not matter how fast or slow.
It does not mater which tools you use.
The only thing that matters is:
ALL debris/gunk removed to such a degree that even excessive flow from the circulator in any part of the system does not move any solids.
It is virtually impossible to get 100% clean rads and pipes.
It does not matter how you do it.
It does not matter how fast or slow.
It does not mater which tools you use.
The only thing that matters is:
ALL debris/gunk removed to such a degree that even excessive flow from the circulator in any part of the system does not move any solids.
It is virtually impossible to get 100% clean rads and pipes.