Replacing Rotted Roof Sheathing

To get a handle on this problem and stop it from spreading replace rotted roof decking as soon as possible.

Replacing rotted roof sheathing. Pry the narrow shingle mold from the fascia using a flat bar. While replacing a roof is an expensive undertaking it s certainly less costly in the long run than replacing stained drywall waterlogged framing and joists or water damaged electrical systems. If you come across a bad patch don t ignore it. The rot can get worse and even spread.

Rotted plywood is identifiable by sinking areas of the roof or visible leaks. Think you have rotted roof decking. Gain access to the attic to inspect the plywood or. If it comes off without splitting reuse it later.

Be careful not to damage any nearby roof shingles or flashing. Before installing new siding you will need to remove some of the old siding. Below we show you how to get the job done in just four steps. Here are the tools and materials they will use and a step by step guide on how they will complete the job.

Remove the rotted section of fascia. Roof decking which is nailed to the roof s trusses holds roofing materials including felt paper and shingles and also serves to stiffen your home s structure and. Remove the interior wall sheathing rather than the exterior sheathing if possible. It may be time to replace your roof.

All roofs have a layer of plywood sheathing underneath them which provides a base for the shingle attachment. The exterior sheathing offers more support for the wall while repairing the wall. Once your professional roofers have fixed the underlying cause of the moisture they will need to replace all the wood affected by the dry or wet rot. Whether you are replacing your entire roof or repairing a small area fixing rotten sections of roof decking or sheathing is vital to creating a sound watertight structure.

Soft rot fungi decompose wood more slowly than brown rot fungi and white rot fungi but thrive in temperatures too hot and too cold for the other types to survive between 0 and 110. Locate the rotted roof decking. Although the plywood typically lasts longer than most shingles and roof coverings leaks can cause them to rot. Pull down to remove the old soffit.

Unfortunately this can reveal rotted sheathing. Soffit and fascia repair 1. Use treated wood wood chemically treated to prevent decay if the possibility of wet conditions remains in the wall.