Remove old caulk from around the window.
How to remove wood siding around window.
Probe the wood to determine the extent of the rot.
Use a hammer or a drill to take out any nails or screws that are holding the window in place.
Using 120 grit sandpaper lightly hand sand the putty flush with the surrounding wood.
If you plan on using the trim again take care while removing it so it doesn t become damaged.
Scrape the side of the window trim next to the siding and the immediate edge of the lap siding with a paint scraper to remove old caulk and loose paint.
Discover the size of the problem.
To remove the trim on the outside of the home first use a razor knife to cut the caulking so the trim is easier to remove.
Before you can fix the problem you need to know how big the problem is.
To gauge how bad the problem is go around the entire window frame applying pressure to the wood every 2 3 inches 5 1 7 6 cm with your fingertip or a small tool like an awl or screwdriver.
Sometimes there are little pieces of wood between the window and the wooden studs that hold the window tight.
11 easy steps on how to replace rotted wood around a window.
Fill the gaps using a rotted wood repair kit.
Replacing the wood isn t terribly complicated but the problem usually goes further than you might thing.
Place contact tape or heavy masking tape on the window glass to prevent breakage during removal.
Be careful not to damage the sheathing of your home.
Prepare to do some carpentry.
Check for any other damage including the siding and framing.
Wipe away all sanding dust with a tack rag then apply a coat of stain and varnish or primer and paint.
Then use a cat s paw to pry out the nails holding the old window in place or you can use a reciprocating saw or mini hacksaw to cut through the nails.
So before we get started learning.
Inspect the window trim for dry rot.
Pry off the apron and trim using a pry bar.
As wood rots it becomes punky which means it takes on a soft spongy texture.