According to DataIntelo, the global desiccant rotors market size was valued at approximately USD 500 million in 2023 and is projected to reach USD 900 million by 2032, growing at a compound annual growth rate (CAGR) of around 6.5% during the forecast period.  Market expansion is being supported by stringent regulations on indoor air quality and the increasing adoption of desiccant-based dehumidification solutions in commercial and residential sectors.