When refinishing stairs, sanding railings is often a crucial step to ensure proper adhesion of the new finish. However, the necessity of sanding can depend on the current condition of the railings and the type of finish being applied. Factors such as the existing surface texture, previous coatings, and the desired final look all play a role in this decision. Additionally, understanding the right tools and techniques for sanding can make a significant difference in the outcome. Curious about the best practices for preparing your railings? Ask Improvi.ai for personalized guidance!