Interior Window Sill Repair

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Interior window sill repair.

Use the crow bar or chisel to slowly pry the windowsill off the window. See more ideas about home remodeling moldings and trim home renovation. Sill rite is a waterproof barrier that protects the sill area. Won t rot peel or yellow.

First we ran a cutting blade this is my favorite caulk removing tool. Sill rite sills are made of the same high quality vinyl as many window frames. Insert the tip of a utility knife between the sill and the trim. Run a bead of waterproof marine grade adhesive along the old sill.

Open the bottom window. Repair any rotten spots on the old sill with epoxy. If not make adjustments as needed. Moisture from condensation and minor window leaks can lead to mold growth with drywall or mdf sills.

Then we used a hammer and banged popped the sill upwards being careful to avoid any further damage. Drill pilot holes every 16 inches or so through the new sill s front and back edges. 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. Cut out your new window sill with your table saw.

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. Around all the edges including between the underneath trim and the window sill. We pulled out the rest of the nails that were left behind. Wedge the pry bar under the sill and try to loosen the nails or sill.

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. Depending on how the sill was installed there will likely be a 1 4 inch by 1 2 inch piece of profiled wooden trim. When you have the exact shape you want use sandpaper to sand down the edges. Remove side window trim using the putty knife and pry bar.

Next place your new window sill where your old window sill was to make sure it s the right fit. Use this method to repair dry rot damage in a window and avoid having to replace the entire window frame and sill.