Sterile Laminar flow hood in Class I not Biohazard designed for the protection of both operator and product. The flow activa hood is suitable for the handling of low biological risk pathogens (cat 1 e 2). The cabinet Flow Activa is a vertical laminar flow with partial air recycle (ca. 70%) through HEPA filter and partial air exaust (ca. 30%) of the treated air, with protective air curtain for the operator through the entrance on the front opening, without Crossing the working plain thus avoiding the contamination of the product.