Door Skin Adhesive is a 50 minute, multi-use glass sphere filled epoxy adhesive that provides a superior bond. The glass spheres in the product assist in obtaining the proper bond line thickness. #1728 is suitable for all non-structural panel bonding applications of metal, aluminum, fiberglass and SMC. This product is ideal for door skins, and can also be on fenders, quarter panels, cab corners, and small and medium sized panels.