The FRED SR Self-Cleaning Fume Extractor combines powerful source capture with automatic filter cleaning that sustains airflow performance over extended use. Designed for shops where welding, cutting, or metal fabrication is continuous, the SR model reduces downtime by periodically reversing airflow to clean the filter media. Rugged construction and industrial-grade components ensure dependable performance, while the self-cleaning capability minimizes manual maintenance. Ideal for high-duty production facilities.