About Window Film
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- Specifications Glossary >>
- Attachment Systems >
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- Emissivity >
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- Solar Absorptance >
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- Solar Transmittance >
- Sputtering >
- Total Solar Energy Rejected >
- U-Value >
- Ultraviolet Light >
- Visible Light Absorptance >
- Visible Light Reflectance >
- Visible Light Transmittance >
- Wet Glaze Attachment System >
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Bekaert Specialty Films, LLC is
ISO 9001:2000 certified
Visible Light Transmittance (VLT)
The amount of visible light that passes through the glazing system, expressed as a percent. A lower VLT rating tends to be better for glare control, while a higher rating is preferred for maintaining natural light.