This white paper discusses the justification for replacing legacy dryers in industrial settings, focusing on the return on investment (ROI) associated with such decisions. It outlines the challenges of maintaining aging equipment, including increased maintenance costs, unscheduled downtimes, and declining energy efficiency, which can significantly impact production and profitability. The document details the importance of conducting a thorough cost-benefit analysis to substantiate the need for replacement, including evaluating the remaining service life of the current dryer, operating costs, and potential savings from a new model. It emphasizes the role of modern drying technology in enhancing energy efficiency, reducing emissions, and improving overall plant safety and operational effectiveness. Additionally, the paper presents a framework for calculating the payback period for new dryer investments, illustrating how improved production rates and reduced maintenance can lead to substantial financial benefits. The findings aim to assist decision-makers in making informed choices regarding equipment upgrades.