How To Repair Water Damaged Siding

The sheathing and framing sometimes need repairs too but that is less common.

How to repair water damaged siding. The repair is simple if you follow the details in the illustration above. In most cases the original layer of building paper or housewrap at the bottom of the wall was enough to prevent water infiltration and damage beneath the siding. Step 3 clean up edges of adjacent siding pieces. After you have located the sheet of plywood siding that is water damaged you ll need to remove.

Generally speaking if drywall has swelled or sagged 3 8 of an inch or more from the baseline then you need to replace the entire sheet. How to fix plywood siding with water damage. In most cases the original layer of building paper or housewrap at the bottom of the wall was enough to prevent water infiltration and damage beneath the siding. Cut all the way through the board to include the damaged area.

We tear off the damaged hardboard and replace it with fiber cement siding. Step 1 remove the water damaged plywood siding. We tear off the damaged hardboard and replace it with fiber cement siding. The sheathing and framing sometimes need repairs too but that is less common.

When the board is completely cut through on both sides of the damage the damaged section should pull down and out fairly easily. Otherwise you can cut out and water damage repair the water stained portion. And remember to check the insulation behind the drywall for damage as well.