A window sill is an essential architectural component located at the bottom of a window frame, serving both functional and aesthetic purposes. This guide explains what a window sill is, why it matters, and how it helps protect walls from moisture while supporting the window structure. It also explores the different types of window sills, including interior and exterior options, and co... https://www.daddycow.com/blogs/view/86358/window-sill-explained-what-it-is-types-materials-amp-best-uses