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S Kyl Ig H T
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Skylights & Tube Skylight Systems - Sun-Tek
www.sun-tek.comS U N -T e K S KYL IG H T S S E A L OF Q U L I T Y 35 YEARS § § § § § § § § § § § § § § § § § § § § § § Let the Sunshine in... § § U-Factor measures how well your skylight prevents heat from escaping a living space. • 0.15 > U factor > 1.20 • lower is better Visible Transmittance (VT) measures how much light comes ...