Windows and Skylight Window Type Because the residents wanted lighting “to fade away,” the home makes the most of natural light and minimizes fixtures. Each room has two sources of daylight, usually in the form of floor-to-ceiling windows and skylights. Fluorescent lights integrate into the surface of the skylights so they don’t protrude into the space.  House of the Week: Refined Renovation in San Francisco by Allie Weiss from A Meticulous Renovation Turns a Run-Down House Into a Storage-Smart Gem