Diteq Dustless TEQ-Vac Wet/Dry Vacuum is capable of filtering down to 0.5 microns with a patented double filtration system while the drain can be regulated from a drip to full flow when emptying liquids. Its suction hose can be used as a drain hose and automatic air shut off for wet pickups. Diteq Dustless TEQ-Vac Wet/Dry Vacuum Features: