Exterior Wood Siding Rot Repair

A guide to rotted wood repair.

Exterior wood siding rot repair.

Protect sound siding with a scrap piece of 1 4 in. Rot is caused by wood absorbing water and there are a wide variety of causes such as poor. Remember to add new tar paper for extra weather proofing. See how to remove the damaged siding with little damage to existing siding.

Many people delay getting new wood siding when one or two boards are rotted out because it can be hard to match new materials to the wood species and the same look of the existing siding. Exterior trim is the most vulnerable to attack by rot fungi and it doesn t have to be very old. Rot happens even to the best of houses. Then measure for proper fit of the new siding.

The rot will either be very noticeable concealed in hard to see places or concealed under a thin layer of paint. If your home has wood trim chances are there is some degree of wood rot in it. To learn how to repair wood siding remove rotted boards with a flat pry bar. After you remove the rotted courses use a small hacksaw to cut any protruding nail shanks or if you have a very strong grip use a good pair of wire cutters.

Finally attach the new siding with sliding nails that do not rust and fill seams with outdoor caulk. How to repair rotting exterior wood. Even a well maintained home can develop problems with rot. All it takes is wood water and warmth and before you know it solid lumber turns to mush.

Exterior doors like windows cracks and gaps between a door and the siding or threshold permit water to enter making them prime spots for wood rot. However by waiting to replace the one or two rotten boards this problem can lead to more significant damage in time. The trim shown on these pages was installed only 10 years ago.