Roof Plywood Rotting

What are different types of roof decking.

Roof plywood rotting.

Your system is likely comprised of plywood and may be rotted due to moisture and delamination caused by rain and other forms of inclement weather. Lay felt paper onto the roof overlapping the existing paper to get good coverage. Prime spots in the attic for wood rot are on the underside of the roof decking in the joints where the wood members connect at the peak of the roof and at the edges of the attic where the. Look up at the roof area.

Tools reviews materials. Keep a large waste bin or similar container nearby to dispose of all the rotten roofing materials together when you re finished with your project. All roofs have a layer of plywood sheathing underneath them which provides a base for the shingle attachment. Most roof decking is made from plywood or a plywood composite known as oriented strand board osb.

We discovered damage on this roof after we removed the underlayment. Once you repair the hole in the roof plywood you need to seal up the seams and recover the roof. If you re a homeowner looking for a new deck you need to compare plywood vs osb. Osb is composed of intertwining wood strands bonded together by a.

Note bad areas for removal. Staple it to the roof decking or nail it with plastic capped roofing nails. Gain access to the attic to inspect the plywood or roof decking. A slight water intrusion may compromise the roof deck creating wood rot.

In this video i show how to replace rotten plywood on your roof without breaking your back. Your new board should be the same material. Roof materials plywood vs osb debate. Locate the rotted roof decking.

I am using a 7 16 osb sheathing that i got from lowe s. Once all nails and screws are removed lift the rotted decking board up and off the roof. Cover the seams between the old and new decking with bitumen tape. In most instances it is plywood or particleboard.

And if a home s roof decking is rotting and unable to support the weight of the roof it can cause some very serious structural issues. Remove the old soffit. The soffit is the wide horizontal board that encloses the underside of the eaves.