I ran 50/50 antifreeze through mine. One gallon of concentrated was more than enough. I was surprised. I thought sure it would take more than 2 gallons to flush the unit but I still had a fair amount left over when I was getting AF out the end of the wand.


I know a lot about a lot of things BUT I still have a lot to learn.
Life is what you make of it. So, why not make a working machine to make it easier.