Bay and Bow Window A combination of windows, typically three, with angled sides that extend a room outward. Bay windows provide an open feeling as well as ventilation. Add a new dimension to your living space with a bay and bow windows. Bay windows open up space and can provide a shelf for plants or decoration. Contact Us Today CookCountyWindows@gmail.com(773) 817-3994Monday – Friday: 8 AM – 6 PMSaturday: 10AM – 6PMSunday: Closed