UniFlow polyvinyl chloride (PVC) acid digestion hoods from Hemco Corp, Independence, Mo, are specifically designed and built for work with high volumes and concentrations of acids. The interior, including the fume hood’s work surface, is fabricated with PVC, the sash constructed of clear polycarbonate, and the exterior made of composite polyresin. The superstructure is non-metallic and chemical-resistant, to meet the demands of acid digestion procedures. Fume hoods are offered in sizes from 48 inches wide to 96 inches wide and available with or without a built-in wash-down system. The company also offers a selection of accessories, cabinets, and exhaust blowers to complete customers’ fume set-up requirements. For more information, visit Hemco Corp.