Level 4 vs. Level 5 Finish: What’s the Difference? ➡️A Level 4 finish (as seen here) is the standard in most homes. Joints and fasteners are smoothed and sanded, making it ideal for areas with flat textures and normal lighting. ➡️A Level 5 finish goes one step further. A thin skim coat is applied over the entire surface, creating an ultra-smooth, uniform look. This level is ideal for high-end spaces, designer lighting plans, or walls & ceilings that will be painted with a high-gloss finish, wher