The resistance of osb to rot depends on the material from which it is made.
Osb which side up roofing.
Sheets made from aspen or poplar which are common have more rot susceptibility than those made from rot resistant.
Builders use osb to sheath.
Be particular about your framing you cannot install your osb sheathing directly.
By michael logan oriented strand board or osb is a sheet panel product similar to plywood made from layers of wood strands that are oriented in opposite directions.
Avoid installing osb with the textured side down.
The screened surface also provides a little more traction for construction workers during installation.
Install osb textured side up.
Osb sheathing has different textures on both sides as well.
Osb roof panels should always be installed with the grade stamp facing into the attic and the screened surface with the nail guide lines facing up.
I m halfway though sheeting the roof of my shipping container shop and already need to redo some of it.
Avoid putting osb on wet roof trusses.
Watch this now to learn how to avoid this same pr.
When the grade stamp is covered by roofing the building inspector will not be able to confirm that the correct osb roofing panel was used.