"I had all new windows put in my house. I also had two new doors installed. I'm very please with the results. Suburban Construction has nice people to talk to and people that are easy to work with. I ... » more
- Mrs. Erma Ziegler of Silvis, Illinois


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Visible transmittance (VT)

The percentage or fraction of the visible spectrum (380 to 720 nanometers) weighted by the sensitivity of the eye that is transmitted through the glazing.

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