Window Tint Percentage Calculator
Combined VLT
Calculate combined visible light transmission when layering tints
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Tint Installation Cost
Estimate window tint installation costs
Formula
Combined VLT = (Factory Glass VLT / 100) × (Film VLT / 100) × 100
Frequently Asked Questions
What does VLT mean for window tint?
VLT stands for Visible Light Transmission. It measures the percentage of light that passes through the tint. A 35% VLT tint allows 35% of light through and blocks 65%. Lower VLT means darker tint.
What is the darkest legal tint?
Legal limits vary by state and window position. Most states allow 35% VLT on front side windows, while rear windows can often be darker. Some states allow any darkness on rear windows. Always check your local laws.
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