A filter with a compact, modular and robust construction, it has been designed so that it can be safely assembled and maintained quickly and easily. Composed of galvanised sheet metal panels, equipped with anti-static sleeves, automatic cleaning by compressed air or motor vibrator and continuous discharge into buckets or by rotary valve. High-performance centrifugal fan, integrated into the clean zone of the equipment, which makes it very quiet. In this way, the material sucked in does not pass through the turbine, increasing suction efficiency, filtration and safety!