You might wonder why the shiny side facing down wouldn t just reflect heat back into the attic.
Plywood roof sheathing which side up.
It is only manufactured to hold up to water for a short period of time.
It s stronger costs less per sheet and there is no directional grain as in plywood to consider when spanning rafters.
You just have to keep the shiny side face down.
It also holds roofing nails well.
As a quick primer in plywood each side is rated from a to d.
The protection of the shingles isn t likely to be enough to prevent the plywood from becoming warped and delaminated over time.
That will suffice on a roof with rafters set 16 inches apart with minimal roof loads.
It adds proven performance and durability to new homes room additions and renovations.
While you may want to consider a different type of roof sheathing cdx plywood is still not a great choice for your roof.
The textured side can go up to give.
Most roofs will be sheathed in plywood at least 3 8 inch thick.
A is smooth and knot free while d the lowest quality has missing knots and cracks.
Find plywood sheathing plywood at lowe s today.
The common grade of plywood for roof sheathing is cdx.
It should be placed up on the roof.
Basically plywood or osb sheathing with a thin aluminum facing on one side radiant barrier sheathing installs like any other roof sheathing.
Plywood sheathing delivers outstanding rigidity strength and versatility and is an excellent choice for.
Comes in standard 4 by 8 foot sheets is strong durable and relatively light.
Roof sheathing materials plywood.
How to correctly install plywood or osb roof sheathing.