Precision-engineered borosilicate round glass designed for industrial sight glass applications. Engineered to withstand high temperatures, pressure fluctuations, and thermal shock without degradation. Superior chemical resistance makes it ideal for monitoring fluid levels and system conditions in demanding industrial equipment. Borosilicate composition ensures optical clarity and long service life in harsh operating environments. Available in standard and custom dimensions to fit your equipment specifications. Durable, reliable, and built for continuous industrial use.