Air Extraction Spray Booths - BenchVent BV200H-D, The BenchVent Graphic Air Filtration System (Flexi-Ducted) BV200H-D is an air extraction unit that is ideally suited to use as spray booths for a wide variety of applications in the studio, classroom or workshop. A 355m³/hr air volume capacity caters for many applications and all odours and gases extracted are vented to atmosphere via flexi-duct so that the working environment can be kept free of contaminants. The design of the unit means that it is suitable for use with objects such as: prototypes, models, ceramic parts, PCBs, etc. An A2 drawing board can be accomodated, being put in at an angle for efficient overspray capture. Air extraction is carried out by centrifugal blowers via a three stage graduated fibre particulate filter that has a high particle holding capacity, ensuring long filter life. The filtered air is exhausted via a flexi-duct which may be either fixed to a standard domestic vent or placed through any convenient w