There are plenty of performance interior paints and coatings for walls, trim, and furniture that are purportedly durable against scuffs and cracks, and that boast waterproof, water-resistant, or water-repellent properties. While these qualities render them suitable for spaces and surfaces that come into contact with water and cleaning agents—such as a kitchen, bath, or tabletop—they aren’t necessarily durable for painting the exterior, or any exterior component, of your home.