Key Installation Steps: Measure the rough opening (height, width, and diagonal). Installing a sliding door isn't just about looks—it transforms how your space feels and functions. They're practical and save space since they don't swing outward. If you can ensure the opening is plumb. In this guide, we'll cover how to make sliding doors for cabinet in eight easy steps, as well as providing tips on choosing the right handles. For this project, you'll need a cabinet sliding doors kit.