Explaining Visible Transmittance: Balancing Light and Efficiency
Visible transmittance is one of those window terms that sounds technical until you live with the results. It answers a simple question: how much visible light passes through the glass and reaches your eyes indoors. The trade-off is just as practical. When you tune a window to block more unwanted energy, the view can darken, glare can change, and daytime comfort can either improve or feel flatter. Understanding visible transmittance helps you pick replacement windows that su