How To Repair Water Damaged Siding

When the board is completely cut through on both sides of the damage the damaged section should pull down and out fairly easily.

How to repair water damaged siding.

Cut all the way through the board to include the damaged area. Step 1 remove the water damaged plywood siding. We tear off the damaged hardboard and replace it with fiber cement siding. And remember to check the insulation behind the drywall for damage as well.

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. We tear off the damaged hardboard and replace it with fiber cement siding. 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.

The sheathing and framing sometimes need repairs too but that is less common. 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. Step 2 remove nails from studs.

After you have located the sheet of plywood siding that is water damaged you ll need to remove. If necessary move the wedges to make room for the saw but leave the wedges under the clapboard. The sheathing and framing sometimes need repairs too but that is less common.