Repairing Rotted Wood Under Siding

2 cut through marked lines with oscillating multi tool.

Repairing rotted wood under siding.

When you come across rotted wood in your old house projects instead of replacing the damaged wood you also can repair it with specialty epoxy penetrants also called consolidants and fillers to make repairs. Step 2 cut the damaged portion of wood. 4 measure for replacement trim piece 5 cut. Use the claw of a hammer to dig out rotted areas from your wood.

Protect sound siding with a scrap piece of 1 4 in. Inspect the sidewall around and underneath the fascia and inside the house for signs of moisture damage and repair any rotted areas. Fill the gaps with epoxy or wood filler. There are 2 areas where the vinyl siding came loose and upon checking some of the exterior wood under the siding is rotten.

Install the kickout flashing underneath the first shingle photo 1. 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. There is no replacement siding that looks like that to replace it to do just a patch job all the siding will need to go all the rotted boards need to go.

You ll first have to dry the wood by repairing leaks and or running a dehumidifier. Mark the ends of the damaged section about half an inch into the section of the wood that isn t affected by damage running through the wood piece s full length. Repair trim rot skirt board and corner board 1 mark new cut lines around trim rot with a combination square or speed square and pencil. Add felt if needed before nailing the new wood on and prime the new wood on all four sides before installing it.

Fixing decayed rotted wood using an epoxy penetrant and filler. Al lthe rotted bottom plates need to be replaced with pressure treated lumber with silicone or constrution adhesive under them to help stop water from coming in then add new sheathing sitting 1 2 up off the slab cover the wall with tyvek. Pry off the rotted boards. 3 remove trim rot pieces with hammer and five in one.

To learn how to repair wood siding remove rotted boards with a flat pry bar. A guide to rotted wood repair. If there s any surface rot or paint on the wood you can use a paint scraper or coarse sandpaper to get rid of it. Once the wood is dry you can apply a wood preservative that contains copper or borate such as woodlife copper.

Examine the piece of wood carefully in order to determine how much damage there actually is. After you ve removed the rotted wood and any paint you can apply a few coats of wood restorer to solidify any soft wood. You have to completely remove the vinyl siding and replace all the rotten wood.