AQC’s high volume control dampers were built to ensure the highest quality product. We took all our knowledge from the last 30 years in everything surrounding air and manufacturing to provide you with the best final product. AQC’s team has used the best material combined with the latest technologies to ensure our dampers could withstand positive and negative pressures, heat, cold and any other extreme conditions.  We have challenged our products to the highest tests and norms for the most acute applications to have the best low leakage damper there is. Our dampers have received the AMCA Standard 500-D-18 certification for ultra low leakage and respects the NFPA-130 and NFPA-502 standards. Various sizes are available to suit all applications from tunnels to subways and even mines. See pamphlet for other specifications and contact our team for more information and quotations.