To make your own washer fluid, you just need to mix a gallon of water with 1 tablespoon of dish washing liquid and ½ cup of ammonia (for anti freeze or vinegar. You can also add a few drops of food coloring so that you know what the liquid is for.
So many of us use all-natural household cleaners but don't stop to think about what's in our cars, spraying onto the windshield and coming right through the vents for our children to breathe. Yesterday, we made our own washer fluid. It was easy and very rewarding!
Fight Windshield Grime With Homemade Washer Fluid (very similar to the glass cleaner I make....water, couple of drops dish soap, vinegar in a spray bottle....the BEST I've ever used!!) Ammonia and bleach don't mix so I never buy ammonia....don't need it!)
DIY Windshield Washer Fluid: In a clean one-gallon plastic milk jug, mix one to two cups of isopropyl alcohol (rubbing alcohol) and one tablespoon of any liquid grease-removing dish detergent. Fill the jug with water, cap, and shake well.