A Pre Screener is used to remove large particles from the air before it enters the air cleaner. It is typically made of metal and has a mesh screen that traps the large particles. The pre-screener is connected to the air cleaner by a duct.Attributes:• Prevents the large particles from reaching the air filter and keeps it clean and free of debris• Manufactured to precise specifications and is built for durability and reliabilityApplications:A Pre Screener removes pollutants from the air before it enters the engine.