It is engineered for optimal compatibility with glass reactors featuring SCHOTT flat flanges DN 60, DN 100, and DN 150. Constructed from durable PTFE, it ensures chemical resistance and can withstand extreme temperatures ranging from -200°C to +250°C. This lid features 5 NPT connections, including an NPT 3/4" connector for seamless integration with wave over systems. Designed to support various laboratory applications, the lid's lateral necks are angled to accommodate probes and tubes without interfering with the stirrer shaft.