DURABOND 45 JOINT COMPOUND 25# | Quick set times allow for one-day drywall finishing and next-day decoration of drywall interiors and exterior soffits. Sheetrock Brand Dura bond joint compounds let you set the pace with a range of formulations that provide a choice in setting times. They provide low shrinkage and great bond, which make them excellent for projects like laminating gypsum panels to gypsum panels, sound-deadening boards and above-grade concrete surfaces.