Hebei Zhoumiao Fire Protection Technology Co., Ltd. produces high-pressure accessories for gas fire protection systems, which are widely used in construction projects, postal and telecommunications, power stations, server rooms, libraries, ships, high-rise buildings, and other gas fire protection engineering high-pressure pipeline connections. They can meet the operational requirements of IG541 and other gas fire suppression systems. The products have passed the quality inspection of the Metallurgical Industry Metallurgical Machinery and Electrical Products Quality Supervision and Inspection Center. According to the gas fire suppression design specifications, the nozzle protection height and radius, which can be checked from the standard nozzles, should comply with the following regulations: 1. The large protection height should not exceed 6.5 meters; 2. The small protection height should not be less than 0.3 meters; 3. When the nozzle installation height is less than 1.5 meters, the protection radius should not exceed 4.5 meters; 4. When the nozzle installation height is not less than 1.5 meters, the protection radius should not exceed 7.5 meters. Nozzles should be installed close to the top surface of the protected area, with a large distance from the top not exceeding 0.5 meters. Hebei Zhoumiao Fire Protection Technology Co., Ltd. is a private company specializing in the production of fire high-pressure gas fire suppression fittings. Our main products include right-angle elbows, tees, four-ways, reducers, pipe clamps, unions, concave-convex face-welded flanges, inserts, external threads, and caps, all for high-pressure pipeline connections in gas fire suppression systems. All materials are made of 20# forged steel, ensuring no pores or sand holes, with finely processed surfaces. They are connected using tapered pipe threads and meet national performance standards, ensuring safe and reliable use.