What should you know about choosing the right Windshield Washer Fluid?
What is Windshield Washer Fluid?
Windshield washer fluid is a specialized solution used to keep your windshield clean and clear, especially during adverse weather conditions. It usually consists of water, detergent, and antifreeze agents, though the exact mix can vary by brand. Its primary purpose is to effectively wash away dirt, bugs, and debris, while also preventing the fluid from freezing in cold temperatures.
The windshield washer system works in tandem with your wipers to ensure clear visibility in all conditions. Unlike plain water, which may not remove road grime, mud, or insects effectively, windshield washer fluid is designed for superior cleaning performance and helps prevent the pump and nozzles from clogging.
What About De-Icing Fluid?
For those living in snowy climates, winter-specific de-icing windshield wiper fluid is essential. These fluids are specially formulated with chemicals to reduce frost, ice, and snow buildup in freezing weather. They typically contain alcohol and antifreeze to effectively melt snow and ice while preventing the fluid from freezing in the reservoir.
To ensure optimal performance, check your fluid’s label for its freezing point. All-season wiper fluids freeze at 32°F, while winter formulations can remain effective down to about -20°F. Some heavy-duty de-icing fluids are designed to stay liquid at temperatures as low as -30°F. However, these fluids should not be used in summer due to their high methanol content, which evaporates quickly in warm weather and can increase VOC (volatile organic compound) emissions if used year-round.
Avoid using saline solutions to de-ice your windshield, as salt can damage the glass and accelerate corrosion of your vehicle’s body panels and chassis. Salt can cause rust, especially in areas around the cowl and front fenders where drainage is poor. Save salt for roads, driveways, and sidewalks.
Can You Use Water in Windshield Washer Fluid?
Technically, you can use water, but it’s not advisable. Water dilutes the cleaning power of windshield washer fluid, which can lead to streaks on your windshield. More importantly, if the temperature drops below freezing and you haven’t emptied the water, it can cause the washer fluid reservoir, hoses, nozzles, and pump to freeze and potentially crack.
Can I Mix Different Colors of Windshield Washer Fluid?
While it’s technically possible to mix different colors of windshield washer fluid, it’s not recommended. Mixing various types or colors of washer fluids can diminish their effectiveness, leading to a less efficient cleaning solution. Although it isn’t harmful, it’s best to use a single type of fluid to ensure optimal performance.
Where to Add Windshield Washer Fluid
Windshield washer fluid reservoirs are designed to be clear and clearly marked, with a capacity typically holding at least one gallon of fluid. Vehicles equipped with both front and rear wipers may have even larger reservoirs. This container is usually the largest plastic tank under your hood. In newer models, the lid is often bright blue and features a pictogram of a windshield, wiper, and fluid spray.
Some reservoirs include a “fill line” to indicate the maximum level, although many modern vehicles rely on the container’s transparency for guidance. When the fluid level approaches the neck of the opening, stop pouring to avoid overflow and waste.
Ultravision is available in quarts, US gallons (4 quarts), drums (55 gallons), and totes (265 gallons).