Wood and organic materials
Which is better, OSB or Plywood for Roofs, Walls & Floors?
...permeability - using the 2 perm variable of 7/16ths OSB sheathing, at 3/4" thickness the permeability drops to 2/3rds of a perm.
Plywood's Advantage over OSB?
That, in a nutshell, is the one big advantage plywood holds over OSB. The greater ability a wall has to dry, the more durable it will be, and everyone agrees tha...