Vinyl stop moulding or weather seal is designed for exterior use around the top and sides of the garage door. It prevents moisture collection, rot, and termite damage to lengthen the life of a garage door. It also comes in numerous colors as can be viewed in the photos below. Adding moulding garage doorstop to your home adds value and a nice finishing touch. It's best installed with a brad-nail gun on the jambs around the opening. This particular moulding is made for a 16-foot door.