Spot Extractor

It is a local fume extraction unit. It is also known as elephant trunking fume extractor. This is used for the lighter fumes or gas generated in small volume during experiment carried out on table in laboratory. This cannot be used for medium to high volume fumes. There are two types of models available: Ceiling mounted and wall mounted. MOC of spot extractor is polypropylene or aluminium. It is articulated at three points. One arm is mounted on ceiling or on wall as per the requirement and other arm had circular dome hood at the end with damper. It is flexible and its arms move in all directions. This is connected with centrifugal blower to achieve required suction. For optimum performance, spot extractor should be adjusted 300mm to 450 mm above the fume release point.