Net Weight: 18 lbs.Set Time: 20 MinutesUse For Taping And Finishing Gypsum Panels, Water-Resistant, Under Tile In Bathroom Wall Areas; And For Finishing Joints In Exterior Gypsum Ceiling BoardsWeighs 25% Less Than Conventional Setting Type CompoundsSanding Ease Similar To Ready-Mixed, All-Purpose Joint CompoundUnique Humidity ResistanceExceptional Bond With Low Shrinkage And Crack Resistance***AVAILABLE FOR LOCAL PICKUP ONLY***