The 4" Clamp-End In-Line Sight Glass made from Pyrex and 316L stainless steel is designed for visual monitoring of fluid flow in various applications. This sight glass features a durable construction that withstands high temperatures and pressures, ensuring reliable performance. The clamp-end design allows for easy installation and maintenance, making it a preferred choice for industrial systems. Its transparent Pyrex body provides clear visibility, enabling operators to monitor flow conditions effectively while ensuring compliance with industry standards.