How To Remove An Interior Wooden Window Sill

This is done to simplify the removal process.

How to remove an interior wooden window sill.

First adjust the circular saw so that the depth of the saw blade is the same as the thickness of the sill. Depending on how the sill was installed there will likely be a 1 4 inch by 1 2 inch piece of profiled wooden trim. Insert the tip of a utility knife between the sill and the trim. We pulled out the rest of the nails that were left behind.

Depending on how rotted your window sill is it may be an easy or more difficult job. Fill any holes with wood filler. Step 2 removing the window sill. In this video i help out one of my subscribers and give you step by step instructions to repair a water damaged window sill.

Cut between the windowsill and trim to cut the caulk. Most likely you will have to use a utility knife to break the caulked seal along the sill. Not difficult to do and only ta. First we ran a cutting blade this is my favorite caulk removing tool around all the edges including between the underneath trim and the window sill.

Cut underneath the windowsill along the. Use a utility knife and if necessary a hammer to carefully break and remove any caulking or sealant that s binding the old sill to the. You might need to use a pry bar to get this process started and then move on to a claw hammer. Then we used a hammer and banged popped the sill upwards being careful to avoid any further damage.

If parts of the sill or caulk remain use. Begin the cut at the outside edge and proceed towards the window. Cut the sill in half. Next you will remove the old nails.

Sand the windowsill with your sanding block starting with the coarse block if you are removing old varnish. Slide a wide putty knife between the wall and the trim under the windowsill. Take the cut as far as space will allow then turn the saw off and remove the saw. Wipe down the wood between sandings.

Press the edge of the pry. Go from coarse to medium to fine grit as the old finish or problems with the wood are addressed.