Trim-Tex’s solution to eliminating butt-joint bulges is a favorite among pro drywall finishers. Buttboard Drywall Backer is a uniquely engineered OSB plank that pulls back the edges of the cut end of the drywall, creating a tapered edge that requires far less time and far less joint compound to finish.

Features

• Flat walls & ceilings
• Speedier, easier finish
• Requires less mud