Ductless fume hoods by Biolab Scientific provide the needed protection from harmful gases, Vapours and toxic chemicals. Our ductless fume hoods have built-in airflows across the workstation, recycling clean air back into your laboratory. The Ductless fume hood is very effective if installed and used properly and maintained in good working order. - LCD Touch screen control panel, easy to operate. - With memory function in case of power-failure. - 8°slope front ergonomics design, fatigue-free working posture. - Temperature and humidity sensors, can detect indoor temperature and humidity.