The Heatcraft 37001801 Fan Guard Molded Blue is an OEM replacement component designed to protect fan blades in compatible Heatcraft commercial refrigeration equipment, including evaporators and unit coolers. Made from molded plastic, it acts as a protective barrier against accidental contact and debris while allowing proper airflow through the fan assembly. This fan guard supports saf... https://www.partshnc.com/heatcraft-37001801-fan-guard-molded-blue