Westpac Fast Set, Setting Compounds are the benchmark of the industry. Our Setting Compounds are easy mixing and have the most accurate setting times. Use Westpac Fast Set Compounds for pre-filling joints, embedding joint tape and concealing joints, fasteners and cornerbead. Additionally, they can be used for drywall patching and repair. Setting times of 5, 20, 40 and 90 minutes are available for your convenience.