Interior Wooden Window Sill Replacement

As long as you have the right tools you can get the job done.

Interior wooden window sill replacement.

The window trim had some gouges and dog chewing damage as well. Follow these steps to repair or replace your window sill. Install your new window sill. If your sill is rotting or falling apart replace it with these simple steps.

Here our window repair experts tell you how to replace an interior window sill. Insert the tip of a putty knife behind the trim underneath on both sides in front at the back or wherever the trim is installed. Fill any framing openings with loose insulation and cover with a vapor barrier. Acrylic sanded eased edge window sill moulding.

Repair or replace your window sill. Although we could have replaced the window trim pretty easily i elected to fill it because the edge cuts on trim like this are not easy to get perfect. Buy exterior window sill that matches your old sill or cut your sill wood to fit. Wooden window sills have a tough time standing up to the elements year in and year out.