1-inch NPT interface design, optimized for industrial scenarios, can efficiently transport various fluids such as antifreeze, cleaning agents, engine oil, etc., expanding material supply capacity. Efficient and stable fluid performance Convenient and maintainable structure Made of aluminum components, stainless steel valve seat, 316 stainless steel ball, and PTFE super molded diaphragm, the structure is sturdy Safe Pneumatic Explosion proof design, Manufacturer: OJIIPOP