Why not drain pink antifreeze right away?
You winterized your water lines with antifreeze. By doing so, you eliminated any remaining water. While you're in the mood and already making messes, why not just drain the antifreeze back out and ...
Forum Discussion
AFAIK there is no reason to keep the antifreeze in the pipes, but you should keep it in the P traps and the toilet. Also some in the tanks. That said, I have always left the antifreeze in the pipes. I guess by the time I have reached that point I have had enough.
