Vacmaster WD M38 PCF Industrial wet and dry vacuum cleaner is independently certified for the safe extraction of medium hazardous dusts in accordance to health and safety guidelines for building and construction site regulations. Removing 99.9% of dust with an occupational exposure limit value of > 0.1 mg/m3. A visual LED indicator provides a warning before air velocity falls below 20 m/s. Engage the Push clean filter system to restore maximum suction power and ensure the safe extraction of hazardous dusts. 2-Stage dust collection system ensures that no hazardous dust is left in the collection tank or becomes airborne while the suction inlet sealing cap can be used prevent accidental entry or release of hazardous dust from the machine when not in use, or during transport. FREE Tracked Delivery - Usually Within 2 Working Days.