ORIGINAL: RCKen
I buy a gallon of windshield washer fliud and mix in some Dawn Dishwashing liquid. The gallon costs ~$1 and is enough to last an entire season.
Ken
Hmmm.. Cheaper than my mix, and leaves out the Alcohol that some caution againts using, (Im too new to knowbetter but like to play it safe.) Sounds like a good deal to me!!