The Frommelt® Enviro Saf-T-Cell™ is a standardized safety cell enclosure with an integral air filtration system designed for a wide range of potential occupationally hazardous processes such as welding. The economical enclosure is UL-approved, meets flame propagation requirements of NFPA-701, and complies with ANSI/RIA-1506 barrier standards. Rite-Hite Doors, www.frommeltsafety.com, (800) 553-5560