Find Sill window & door moulding at Lowe's today. The top of the window, or head casing, should have a drip cap to keep water from entering through gaps in the top of the opening. Window sills, also referred to as window stools, are installed below the sash of a window. The most popular materials for the manufacture of window sills … Hardwood Window Sills Display Window Sills by Profile Number: (10 per page) Page 1 2 Display Window Sills by Width. Customizations enable window sills … Jul 12, 2016 - Explore Jeff Frazier's board "Exterior Window Sills" on Pinterest. Therefore, each material has to be considered with care and attention. A cornice or crown molding can add decorative detail. Shop window & door moulding and a variety of moulding & millwork products online at Lowes.com. Nowadays window sills are made of a variety of materials and each one has benefits and drawbacks, each of them has different characteristics, value, and service life and may differ on a whole set of other characteristics. Window sills are typically not sculptured or decorated, but they can be made from many different materials and can even be clad with aluminum or vinyl, depending on the type of window. We have several window sill … See more ideas about Exterior window sill, Window sill, Windows exterior. Exterior window trim …