C-grade is unsanded and can have a number of minimal defects that could have to be fixed with knots as much as one one/two inches across, discoloration and sanding defects. C-grade plywood must be utilized when visual appearance isn't vital, for example for subfloors or garages. An IP handle is https://plywood35667.bloggactif.com/34117771/examine-this-report-on-plywood