Repair Window Sill With Epoxy

Fit the narrow tip.

Repair window sill with epoxy. You mix it like cookie dough mold it like modeling clay and when it hardens you carve and sand it just like wood. If you have an older home and have had estimates for replacing old rotted out window and door sills you know how expensive it can be. Use the putty knife that was trimmed with the aviation snips to shape the epoxy to match the original casing. Fix any small or medium cracks in your concrete window sill with caulk.

Hold a straightedge against the underside of the windowsill then strike off the epoxy with a putty knife to fill any remaining voids and create a perfectly straight line. Epoxy is easy to handle too. Saw off the old sill. First we brush on the epoxy to all wood surfaces and then tap in the piece.

Epoxy is the perfect material to make permanent repairs of rotting window sills door jambs and exterior molding that are difficult to remove and expensive to replace. If the casings are rotting as. How to repair a rotted windowsill remove the side casings. 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.

Wooden window repair remove all the paint in the affected areas. Excavate rotted material and remove all loose compromised or weathered wood fibers with a stiff hand held. Use the crow bar or chisel to slowly pry the windowsill off the window. Expose clean wood by opening up cracks and splits with a saber saw blade broken hack saw blade scratch awl or the.

Keep the sill in one piece so you can use it as a model when cutting the new sill. The epoxy was designed for boatbuilding and repair and works great on windowsills columns and other areas where gluing filling and shaping are needed. Remove as much concrete debris as possible. The casing comes off to clear the way for removing the old sill.

A circular saw with. Rub the surface of any and all damaged areas with a stiff brush. Bondo the same product used as auto body epoxy filler has been used by handymen for years to repair damaged wood. We use the epoxy in two ways as glue and as filler.