Components Cooled hoods & ducts Low and high pressure Low and high pressure, Pipe to Pipe, Tube Bar Tube AOD Canopy hood Quencher Water cooled Spill-back nozzles or Dual-flow nozzles Heat exchanger Air/Natural fumes Air/Forced fumes Heat exchanger forced fumes-air on glass melting furnace Cyclones Axial Centrifugal Cicloni Venturi tower Single stage Two-stages Low or High Delta P Torre venturi Torre Venturi – Rendering Venturi throat Rebuilding throats mill Circular, rectangular, with flaps Insertion throat in the existing plant Scrubber Filling, floating bed, plates, metal or plastic material (PRFV, PE, PP) Torri lavaggio Micropollutants adsorption Adsorption of PCDD/F, Heavy Metals, PAHs by : brown coal coke Inserimento calce