RENLXFI White Fume Extraction Arm, 8 6 4 2 Inch Universal Duct Hose Fume Extractor for Beauty Salon/Shops/Laboratory, Articulated Tubing with Nozzle(Od 75mm(3in),L 1.5m/4.9 ft)

360° Flexible Bending: Air Extractor Duct no support required, can be flexibly bent as needed. No deformation while enabling flexible shape adaptation Plastic Hose: High-temperature resistant, wear-resistant, impact-resistant. It is very flexible and when positioned it stays in place, joints are tight Adjustable Valve: Ducting with a three-position adjustment valve: Off / Half-open / Fully open. you can adjust the air flow using it and prevents smoke backflow Comes with Detachable Nozzle/Collector/Hood: Inner diameter 45mm(1 7/9in) and 68mm(2 2/3in) with plastic cover; Inner diameter 100mm(3 8/9in), 160mm(6 2/7in) and 200mm(7 7/8in) with stainless steel cover Versatile Applications: Very use for air/smoke/dust/fume removing syestem. Widely used for vent exhausts in factories, laboratory, plants, marking, Industrial dust extraction and exhaust gas removal and more