However you might find that osb can better suit your needs than plywood for the roof.
Plywood or osb for rv roof.
I would look for exterior 5 8 plywood as a flooring and exterior 1 2 inch for roof.
Talking about plywood or osb for roofing you cannot miss the information of the cost.
Osb average swell 10 to 15 depending on thickness.
While surveying the damage i determined that the roof is constructed in layers including rubber material plywood and foam.
Plywood average swell 6 to 8 depending on thickness.
Plywood and osb structural panels.
Some panels have a textured surface which makes them less slippery when used for roof sheathing.
I m halfway though sheeting the roof of my shipping container shop and already need to redo some of it.
Osb sheathing costs a few dollars less per sheet than 1 2 in.
Like a diving board.
Osb has its advantages.
Osb panels often have lines at 16 and 24 in.
In our area 1 2 in.
Plywood can delaminate separate when it gets wet.
For plywood it is like 5 to 10 more expensive.
The last layer on a membrane roof is 1 4 luan paneling.
Thicknesses range from 5 16 to 3 4 inch and the proper.
Both cdx plywood and osb tend to come in standard sheets of four foot by eight foot 4 8.
Because of its construction some manufacturers actually make larger sheets of osb.
Like osb many rv manufacturers will not use the highest quality plywood.
It is true as the price of every osb board is around 15 20 per sheet 4 8 sizes.
They use this because of how smooth it is which makes the glue stick better.
My rv roof leaks in several places and the roof sagged around the air conditioner.
Apa rated sheathing exposure 1 is particularly well suited for subflooring and wall and roof sheathing.
Intervals so you know where underlying studs rafters and joists are for nailing.
Personally i would use a layer of 1 2 plywood osb is too fragile and then add the luan.
Several grades of plywood and osb structural panels are recommended for specific rv applications.
Watch this now to learn how to avoid this same pr.
The air conditioner mounts to a 2 x 6 piece of plywood that is supported only on one end.
It is generally believed that osb is cheaper than plywood.
Over a period of time when subjected to high humidity or a series of dramatic wetting events osb is more prone to panel swell than plywood especially at the edges.
If your going to have a the sheathing off then i would add good quality insulation too.