J-Trim

J-trim is an essential component used in various construction and finishing applications, especially in siding and roofing systems. J-trim is named for its distinctive "J" shape, which resembles a capital letter "J" when viewed from the side. This shape features a flat, horizontal base and a vertical leg that extends upward. This Eavestrough system component made from aluminum. One of its primary roles is to provide edge protection and conceal the cut or raw edges of metal roofing materials. This helps prevent moisture infiltration and enhances the overall appearance of the installation.