Esco Labculture® Class II Type A2 Biological Safety Cabinet (Low Noise) combines a multitude of design, construction, and proprietary technological considerations to provide optimum operator, product, and environmental protection.Utilizing 2 minipleat ULPA (Ultra Low Penetration Air) filters which operate at a typical efficiency of 99.999%, these filters surpass the conventional HEPA (High Efficiency Particulate Air) filters in contamination protection.Esco Labculture® features a 10-degree sloped front for maximum operator comfort.A single-piece stainless steel work zone and the absence of screws or connectors in the work zone facilitates ease-of-cleaning after experiments.