1. the width of joint compound in a professional drywall job can extend up to 18" or about 9" on either side of the drywall joint. so a 2" wide surface cut won't remove all of the material. 2. The same joint compound will have oozed deeply into any open butt joints between drywal...
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. Flat walls & ceilings Speedier, easier finish Requires less mud...