Framing osb vs plywood whats the osb roof boards when installing lp topnotch sub flooring floors 5 tips for installing osb sheathing how to install roof sheathing pro builder.
Osb roofing smooth side up.
Avoid installing osb with the textured side down.
Install osb textured side up.
The screened surface also provides a little more.
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.
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.
Structurally it doesn t make a difference but if the grade stamp faces up it will be covered by the roofing material and the building inspector will not be able to confirm the right osb panel has.
The other side is rough really rough with a cross patch and i assume that is the exposed exterior side but question it because i know how hard it is to.
The textured surface helps flashing and waterproof underlay stay in place effectively.
Avoid putting osb on wet roof trusses.
Roofing on this old house.
I m halfway though sheeting the roof of my shipping container shop and already need to redo some of it.
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.
I want to use osb sheathing to side a shed on one side there is print that tells all the specs of the osb and seems smooth and says this side down but i find that this side is smooth and it is going to be painted with exterior paint.
The osb roof panels should be installed with the grade stamp facing into the attic and the screened surface with the nail guide lines facing up.
The proper way to install osb.
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