The TSFLA has exceptionally low noise characteristics for use within the classroom and is designed for use with fine dusts. Warm air is returned to the classroom being sympathetic to environmental issues.A certified explosion vent relief panel is supplied to meet local authority or HSE requirements.The Top Extraction Kit is available from Technology Supplies for installation by our engineers. Please specify inlet port diameters and saw model number at time of order placement.These products require specialist installation & training. Please contact us for further information.