Industrial process often generates large amount of exhausts gases, containing different gaseous air pollutants that are hazardous in nature and should be treated well before venting it to atmosphere as per pollution control Board norms. Napcen Wet scrubber system utilizes absorption techniques to separate pollutant acid gases from exhaust air. Apzem has been custom designing spray scrubber, Packed bed scrubber, Venturi scrubber, Horizontal type chromic acid scrubber for various customers across different industries. The selection and customization, is hugely depends on exhaust gas temperature, its constituents, corrosive nature, pollution loading, their absorption or adsorption nature, moisture contents etc. Napcen provides complete customization of its entire range of scrubbers.