Interior Window Sill Repair

If necessary set your circular saw to the depth of the sill and cut the sill in half without touching the window wood or metal.

Interior window sill repair. Next place your new window sill where your old window sill was to make sure it s the right fit. First we ran a cutting blade this is my favorite caulk removing tool. We pulled out the rest of the nails that were left behind. Cut out your new window sill with your table saw.

Moisture from condensation and minor window leaks can lead to mold growth with drywall or mdf sills. When you have the exact shape you want use sandpaper to sand down the edges. See more ideas about home remodeling moldings and trim home renovation. If not make adjustments as needed.

Open the bottom window. Trim the back edge of the new sill as needed so that its lower edge fits tightly against the siding and its back edge fits against the old wood. Sill rite is a waterproof barrier that protects the sill area. Around all the edges including between the underneath trim and the window sill.

Sill rite sills are made of the same high quality vinyl as many window frames. Http bit ly jlgdey home improvement onli. Use this method to repair dry rot damage in a window and avoid having to replace the entire window frame and sill. Sep 4 2018 explore neal rudnick s board window sill trim on pinterest.

Use the crow bar or chisel to slowly pry the windowsill off the window. Won t rot peel or yellow. Repair any rotten spots on the old sill with epoxy. 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 window frame.

Drill pilot holes every 16 inches or so through the new sill s front and back edges. Run a bead of waterproof marine grade adhesive along the old sill. Remove side window trim using the putty knife and pry bar. Next paint or stain the window sill to match the surrounding woodwork.

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.