Centrifugal fans, axial fans, and fan housings are integral components in various industrial systems, including HVAC systems, dust collection units, and ventilation systems. For optimal performance and longevity, understanding the spare parts that make up these fan systems is essential. This article will delve into the key spare parts of centrifugal fans, axial fans, and fan housings, highlighting the components that are prone to wear and tear, those requiring replacement within two years, and best practices for maintenance.