Suction workbenches with cartridge filtration and counter-current cleaning with compressed air, complete with electro-aspirator with anti-spark nozzle, ATEX motor and electrical panel, are suitable for the extraction of fumes or dust produced by welding, grinding, sanding, sanding , on small or medium-sized products, with a maximum weight of 250 kg / m2. The support surface is equipped with holes designed to ensure uniformity of suction and can be easily replaced to adapt it to different operating needs; they can be completed with a suction and extractable front wall and side containment modules. Built inside the IMAS AEROMECCANICA factories, in Fe 360