"We compared Suburban's high efficiency windows with others of comparable quality and found they were competitively priced. Then we checked with a number of former customers of Suburban and found... » more
- Don and Mary Schaefer of Bettendorf, Iowa


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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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