Window Tint Percentages Explained: What Does 5%, 20%, or 35% Actually Mean?

Window Tint Percentages Explained: What Does 5%, 20%,or 35% Actually Mean?

When you start shopping for window tinting in Eagle Mountain, Saratoga Springs, Lehi, or anywhere else in Utah County, you'll quickly run into numbers like 5%, 20%, or 35%. Most people assume the number tells them how dark the tint looks. That's partly true — but there's more to it. Understanding what these percentages actually measure will help you make a smarter, more informed decision for your vehicle.

What the Percentage Actually Measures

The number you see — 5%, 20%, 35%, and so on — refers to Visible Light Transmission (VLT). This is the percentage of visible light that passes through the film and into your car.

• 5% VLT means only 5% of light gets through. It's very dark — often called