Bondo

Bondo All-Purpose Putty is a professional strength, versatile filler for repairing interior and exterior surfaces around the home. This fast-curing 2-part filler allows you to make high-quality, long-lasting repairs to metal, masonry, concrete, painted wood, drywall and more. Bondo All-Purpose Putty is slightly thicker than other formulations, excellent for repairing vertical surfaces such as doors, walls and siding.