Car fire dome (also known as motor vehicle exhaust spark arrestor, car exhaust pipe cover fire, spark arrestor, spark arrestor cover fire, fire hat, car fire hood, flame arresters car, car fire cap) is a After installation in the vehicle exhaust pipe, allowing exhaust gas flow through the exhaust gas flow and prevents the flame inside and fire safety, fire retardant devices Mars ejected. Is to protect the state's key fire units and all transport vehicles in explosive areas must be equipped with fire safety critical product. Suitable for explosive key fire units and warehouses and freight yard, oil, forest, coal, liquefied petrochemical plants, paper mills, airports and other fire ban area. The product is easy to install and easy, just the opening end of the match the specifications of the product caliber with bail is set in the corresponding vehicle exhaust pipe, and then tighten the clamps on both sides of the clamping nut. http://www.shanghaihuxiao.com/qichefanghuozhao.htm