1) Braces running from corner to corner; used to stiffen walls and prevent racking. 2) Braces nailed off to cleats or stakes to support a standing wall.

Boards which are installed diagonally across the wall studs to keep the walls from racking or going out of square and to add strength to the structure. Each stud is cut where the bracing board will fit so that it is flush with the studs on the surface.