For extracting hazardous vapor and particulate matter/dust. Air-ducting part made of polypropylene, tubes of double-anodised aluminum. Resistant against most harmful substances and solvents. Connection to single fan (see below) or central suction unit. With table-top clamp on the laboratory table or bracket for wall mounting. 3 adjustable friction joints and rotating base mounting for easy positioning. Standard 75 mm Ø exhaust fittings with small cover and integrated shut-off flap.