USG Series 381110060 25Lb Bag Durabond 45 Min Joint Compound Powder, 25 lb, White to Off-White Chemically setting powder compound for drywall interiors/exteriors that permits same-day joint finishing and usually next-day decoration. Provides hard, plaster-like surface when dry and is virtually unaffected by humidity. Ideal for heavy fills. Provides low shrinkage and superior bond, making it excellent for laminating gypsum panels to gypsum panels, sound-deadening boards and above-grade concrete surfaces. Features Us Gypsum 25Lb Drbnd 45 Joint Compound 381110120 Chemically Setting Powder Compound For Drywall Interiors/Exteriors That Permits Same-Day Joint Finishing And Usually Next-Day Decoration Provides Hard, Plaster-Like Surface When Dry And Is Virtually Unaffected By Humidity Brand Name: Usg USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.