Exterior Window Sill Repair

Pay special attention to the side jamb and window sill.

Exterior window sill repair.

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. Normally the apron is shorter than the sill and sized to line up with the outside edges of your side casing. Repair any rotten spots on the old sill with epoxy. Http bit ly jlgdey home improvement onli.

Exterior 1 interior 42 finish type. Exterior window crown moldings crossheads lot of 4 north aurora 125. My side jamb was notched at an angle to accept the window sill fig 5 2. Keep the sill in one piece so you can use it as a model when cutting the new sill.

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. Acrylic bullnose window sill moulding model n6c108dw 212 00 212 00. Siltech innovative windowsill products antique white 1 2 in. 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.

From the inside take the measurement from end to end fig 5 1. Use the crow bar or chisel to slowly pry the windowsill off the window. Drill pilot holes every 16 inches or so through the new sill s front and back edges. Set your store to see local.

Take the cut as far as space will allow then turn the saw off and remove the saw. You may also need to pry away trim material known as side casing. This is done to simplify the removal process. Now that the window sill is exposed inside its a simple 2 step process to measure the width.

Finished 41 primed 5 common wood name. Run a bead of waterproof marine grade adhesive along the old sill. Pine 4 moulding features. This moisture may be condensation on the interior or rain and snow on the exterior.

First adjust the circular saw so that the depth of the saw blade is the same as the thickness of the sill. Moisture resistant 2 no. Repairing rotten exterior basement window sill. Paint usually peels from window sills and frames because of moisture.

Acrylic bullnose window sill moulding model n6c72aw 70 09 70 09. Exterior home moldings custom los angeles 5. Water standing on the sills eventually penetrates the paint film. Cut the sill in half.

Begin the cut at the outside edge and proceed towards the window. Siltech innovative windowsill products designer white 1 2 in. Set your store to see local availability add to cart. Measuring an old window sill width.

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