Horizontal Laminar Air Flow Unit Our Horizontal Laminar Air Flow Unit are manufactured using high grade materials as per international standards and specifications. These offers high-end performance and reliability. Key features are:Quiet operation 60 dbVelocity 0.45m/s +/-20% below working areaCounter balance wet glass shutterFeather touch buttons for on/off M/c, UV & Aux. SocketMOC SS304, MS Powder coatedLight with 1000 lux & UV tube Class 100 work surfaceBattery backup