"24V DC Cooling Fan" feature is zinc plated or spray, beautiful, solid solder joint, corrosion-resistant, not rust, easy to clean. Cooling grille now using a wide range, generally used to heat, ventilation and air conditioning ventilation and protection, electrical, exhaust fan, radiator, fan, generators, diesel engines and other parts; product size specifications. "24V DC Cooling Fan" cooling network materials and processes: low-carbon steel wire, stainless steel wire by bending and forming, fine welding grinding, surface treatment processes completed. Surface Technology: dip, plating, hot dip, spray; electrolytic polishing. Uses: air conditioning, electrical, "24V DC Cooling Fan" and other protective cover.