Plywood Or Osb For Rv Roof

I would look for exterior 5 8 plywood as a flooring and exterior 1 2 inch for roof.

Plywood or osb for rv roof.

For plywood it is like 5 to 10 more expensive. I m halfway though sheeting the roof of my shipping container shop and already need to redo some of it. Like a diving board. Plywood and osb structural panels.

Many rigs that come with dynaspan and other similar products construct the floor with one seamless piece. In our area 1 2 in. Like osb many rv manufacturers will not use the highest quality plywood. Several grades of plywood and osb structural panels are recommended for specific rv applications.

While surveying the damage i determined that the roof is constructed in layers including rubber material plywood and foam. Thicknesses range from 5 16 to 3 4 inch and the proper. My rv roof leaks in several places and the roof sagged around the air conditioner. Osb panels often have lines at 16 and 24 in.

Apa rated sheathing exposure 1 is particularly well suited for subflooring and wall and roof sheathing. The last layer on a membrane roof is 1 4 luan paneling. Osb comes in 4 by 8 foot sheets as does plywood but the manufacturing process allows the production of longer and wider ones. Plywood average swell 6 to 8 depending on thickness.

It is true as the price of every osb board is around 15 20 per sheet 4 8 sizes. The air conditioner mounts to a 2 x 6 piece of plywood that is supported only on one end. However you might find that osb can better suit your needs than plywood for the roof. Watch this now to learn how to avoid this same pr.

Plywood can delaminate separate when it gets wet. Because of its construction some manufacturers actually make larger sheets of osb. Osb sheathing costs a few dollars less per sheet than 1 2 in. 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. Talking about plywood or osb for roofing you cannot miss the information of the cost. Personally i would use a layer of 1 2 plywood osb is too fragile and then add the luan. Intervals so you know where underlying studs rafters and joists are for nailing.

Apa rated sheathing exterior fulfills the same function under high moisture conditions. Osb average swell 10 to 15 depending on thickness. Some panels have a textured surface which makes them less slippery when used for roof sheathing. They use this because of how smooth it is which makes the glue stick better.