Ultrabond ECO 907 is a fast-curing, 100%-solids, moisture-curing, gun-grade adhesive designed for basic wood subfloor construction practices as well as repairing of wood flooring, bonding of wood stair nosings, installation of wood molding and baseboards, and attachment of tackstrips to concrete subfloors, also ideal for supplemental bonding of wide plank boards when nailing and gluing are required.