CONAU tubular axial fans applied to industry, are particularly suitable for the drive and / or aspiration of air volumes at low and medium pressure, with many applications: in the general ventilation of buildings, parking, heating, air conditioning , pressurization of laboratories, control panels, transformer rooms, smoke and fumes extraction, etc.. They are characterized by their robustness and high performance, exceeding 80% in optimum operating areas. They are manufactured in different sizes with diameters between 260 and 2400 mm. These fans are specially designed to move air flows up to 500,000 m3/hr, reaching a static pressure of 275 mm.ca.