Rehabilitate Rotten Roof Plywood

Look up at the roof area.

Rehabilitate rotten roof plywood.

Simply cut out rotted sections along the roofs trusses and replace them with new plywood. Think about it before you spend your money. Locate the rotted roof decking. Rotted plywood can cause a number of issues.

Over time exposure to the elements and damage created by nesting animals can rob your home s eaves the overhanging edges of the roof of their attractive appearance and structural strength. Rotted plywood is identifiable by sinking areas of the roof or visible leaks. So there you go trying to save 1200 2000 on roof replacement by not removing old shingles and not repairing replacing rotted plywood will usually cost at least 4000 6000 more just in few short years. Moisture causes wood to rot and rotten wood absorbs water even more readily than fresh wood.

Gain access to the attic to inspect the plywood or roof decking. I am using a 7 16 osb sheathing that i got from lowe s. Some sections don t even need replacement. 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 protect it from wind.

The problem obviously is that you can only perform this once the old shingles are off. Old and worn out roofing shingles overflowing roof gutters or spouts torn flashing around chimneys ice dams or snow accumulation during the winter season excessive humidity and rising heat in the attic and inadequate roof ventilation can all allow water and moisture to slowly make its way into your roofing system and lead to rotted roof decking. 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. If there is rotten decking the shingles are most.

In this video i show how to replace rotten plywood on your roof without breaking your back. Rotted plywood cannot support the weight of a roof the way healthy wood can nor can it safely grip the nails put into the roof and keep them held firm. Note bad areas for removal. Although the plywood typically lasts longer than most shingles and roof coverings leaks can cause them to rot.

And this does not include any interior damages. Fixing rotted plywood is extremely easy when doing a roof replacement.