The LabGard NU-819 is a Class I Vented Enclosure designed to contain and remove contaminants from the work surface with the aid of an external exhaust system. The NU-819 is a partially enclosed workspace with clear acrylic sidewalls and front view screen. An air barrier inflow velocity set between 75 and 100 FPM provides optimal personnel protection. The 819 work surface is constructed using Dupont™ Corian® and incorporates an ergonomically designed work access air foil to maximize comfort and improve air barrier protection.