Our sanitary union sight glass is finely manufactured from high-quality 304/316L stainless steel with overall mirror polishing, meeting hygienic standards for food, pharmaceutical and chemical industries. It is easy to clean without dead ends, effectively preventing medium contamination. Adopting a union-type quick-install structure, the product is convenient for installation, disassembly and maintenance, and can be flexibly connected to various pipeline systems. The high-borosilicate tempered glass window features high transparency, pressure resistance and temperature resistance, enabling real-time and intuitive observation of the flow and working conditions of liquids and pastes in pipelines for timely anomaly detection. With excellent sealing performance, stable operation and no leakage, the sight glass is sturdy and durable. Customization in various specifications is available. It is widely used in hygienic fluid production lines such as dairy products, beverages, biopharmaceuticals and fine chemicals, serving as a reliable accessory for pipeline condition monitoring.