Cost effective solutions for industrial dust and fume control Flamefast have over 30 years’ experience in fume and dust extraction and can design, supply and install an extensive range of wood waste, welding extraction, dust extraction and fume extraction products. We engineering solutions to suit a variety of applications. Our services cover a large variety of industries throughout the UK to ensure systems are tested, safe, compliant and protected. Flamefast LEV Monitor Our quick & easy to install UK manufactured HSG258 compliant LEV Monitor / airflow indicator, available for both duct & wall mounting, allows for a clear and bold visual display of the quality of airflow within your Local Exhaust System, giving you a constant, accurate indication of your systems working condition.