Quote:
|
Originally Posted by Bird
The RV antifreeze would, of course, prevent freezing, but of course an empty pump couldn't freeze. And leaving the pump full of any liquid would keep out the air that contributes to rust, but the regular old fashioned auto antifreeze contains some lubricant. So I'm a little surprised that the RV antifreeze works very well.
I guess the only thing I ever used my pump for was RoundUp, Diazinon, and Malathion.
|
Beats me but it works and has worked longer than --5 years-- other methods I have tried. I spray Roundup substitute and 2-4-D. I always add some liquid detergent to the spray mix as a surfactant. Maybe something there but it works so I'm OK with it .