How to Install Metal Roofing Over Plywood

The first step in installing metal roofing over plywood is to remove all existing roof structures. Professionals can use special tools to make this task easy. Before removing the roof structures, make sure that the work area is clean and free from any rust or moisture. This will also help you get accurate measurements and avoid corrosion. You should carefully inspect the plywood and replace any damaged sheets. If you notice any damage, you should replace it immediately.

how to install metal roofing over plywood

Then, prepare the roof deck for metal roofing. Start by laying a sheet of plywood that is waterproof. Cut it to fit the protrusions. Attach the metal flashing, which should be cut to length and installed with nails. Then, install the gutters and other roofing materials according to their fitted sizes. Once the underlayment is in place, you’re ready to install the metal roof panels.

Then, check the plywood for damage. If it’s too thin, replace it with new wood. Make sure that the plywood is at least 7/16 inch thick. Next, install a moisture barrier – this is not the craft store kind. It comes in thick rolls, with a layer of tar or asphalt. Using this moisture barrier will prevent moisture from affecting the plywood and will protect it from damage. The seal around the screws will be tightened if the felt is installed properly.

After the plywood has been installed, you can begin installing the metal roofing panels. To do this, you should lay a felt moisture barrier over the plywood. The felt is not the kind of craft store felt, but thick rolls with asphalt or tar infused in them. It will prevent moisture from damaging the plywood. It will also prevent moisture from penetrating the wood underneath the metal panels. Once the felt is in place, you can then cut the metal panel to fit.

Before you install the metal roofing over the plywood, you should apply a felt moisture barrier. This is different from the craft store type of felt that is soaked with asphalt or tar. The felt will keep the plywood dry and prevent moisture from penetrating into the wood. In addition, it will prevent moisture from seeping into the metal. The plywood will also be more stable when the felt is installed on top of it.

After you have installed the felt moisture barrier, it is time to start laying the metal roofing over the plywood. You should ensure that the plywood is at least seven/16 inches thick and is clean. Afterwards, you should apply a felt moisture barrier on top of the plywood. You should also make sure that the felt moisture barrier is thick enough to prevent the tar or asphalt from getting into the plywood. After you’ve laid the plywood, you can install the metal roofing over the top.