Skip to Main Content »

303® Windshield Washer Tablets

Add 303® Tablet to 1 gallon water, or drop in reservoir of clean water.

For Normal Strength:
Use 1 tablet to 1 gallon of water

For Extra Strength:
Use 1 tablet to 1 to 3 quarts of water.

For Reservoirs with Screens:
Remove screen. Or crush tablet and drop through screen. 

For Freezing Conditions:

Anti-freeze type windshield solvents are poor cleaners. For more cleaning power with any anti-freeze windshield solvent, add a 303® Instant Windshield Washer Tablet.

303® Tablets are biodegradable. 

Keep out of reach of children.