303® Instant Windshield Washer Tablets are super concentrated dissolving tablets specially formulated to completely remove bugs, road film, dirt, and grime, leaving windshields sparkling clean!
Add 303® tablet to 1-gallon water, or drop in the reservoir of clean water. Normal Strength: 1 tablet to 1-gallon water. Reservoirs with Screens: Remove screen, or crush the tablet, drop through the screen.
Anti-freeze type windshield solvents are poor cleaners. For triple cleaning power in the winter. Add a 303® Tablet to any anti-freeze type windshield solvent.