Exterior Window Sill Repair

Use this method to repair dry rot damage in a window and avoid having to replace the entire window frame and sill.

Exterior window sill repair.

Begin the cut at the outside edge and proceed towards the window. This is done to simplify the removal process. 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. Siltech innovative windowsill products antique white 1 2 in.

Cut the sill in half. This moisture may be condensation on the interior or rain and snow on the exterior. Acrylic bullnose window sill moulding model n6c72aw 70 09 70 09. First adjust the circular saw so that the depth of the saw blade is the same as the thickness of the sill.

Push the sill up snug to the bottom of any vertical trim and nail it in place using your 16d galvanized nails making sure the nails are positioned to go into the framing members studs or window framing. Run a bead of waterproof marine grade adhesive along the old sill. Water standing on the sills eventually penetrates the paint film. Normally the apron is shorter than the sill and sized to line up with the outside edges of your side casing.

Use the crow bar or chisel to slowly pry the windowsill off the window. Set your store to see local availability add to cart. Take the cut as far as space will allow then turn the saw off and remove the saw. Exterior home moldings custom los angeles 5.

Pay special attention to the side jamb and window sill. Jla forums menu close. Finished 41 primed 5 common wood name. Exterior window crown moldings crossheads lot of 4 north aurora 125.

Acrylic bullnose window sill moulding model n6c108dw 212 00 212 00. Paint usually peels from window sills and frames because of moisture. Keep the sill in one piece so you can use it as a model when cutting the new sill. Measuring an old window sill width.

Exterior 1 interior 42 finish type. When it later evaporates the pressure from under the film causes peeling. Set your store to see local. Moisture resistant 2 no.

You may also need to pry away trim material known as side casing. Repairing rotten exterior basement window sill. Http bit ly jlgdey home improvement onli. Now that the window sill is exposed inside its a simple 2 step process to measure the width.

Pine 4 moulding features. Now attach the apron. Drill pilot holes every 16 inches or so through the new sill s front and back edges. Siltech innovative windowsill products designer white 1 2 in.

Repair any rotten spots on the old sill with epoxy. My side jamb was notched at an angle to accept the window sill fig 5 2.