Ship fire damper

Product Description Installed in the ventilation or air conditioning duct, the valve opens when the fan running, the air flow smoothly. The valve is closed when the fun stops running, and it prevents the backflow of gas. Application: Apply in pipeline of air conditioning or ventilation system to adjust air volume. Features: l Using galvanized steel as material to make sure good insulation performance, fire & corrosion resistance. l Duration, long service life. l Easy installation. l The flange is bended directly by the frame. l The valve size and color can be customized according to customer's requirements. Advantages: l Excellent quality control processes, all products have been inspected strictly. l The quality of products has reached the standard of “Code of acceptance for construction quality of ventilation and air conditioning works" (GB50243-2002) and "Fire dampers for building venting and smoke-venting system" (GB15930 2007). l Complete accessories production and distribution make it easier to install.