Alfa Laval sight glasses are accurate gage glasses that permit direct distortion-free visual inspection of process conditions, products, liquid levels and cleaning inside vessels used in the dairy, food and beverage, personal care and biopharm industries.

Reliably clear viewing quality

Alfa Laval sight glasses provide clear, continuous and unobstructed visibility of processes or products in tanks or vessels. Quick and easy to install, Alfa Laval sight glasses provide reliable operation, low maintenance requirements and the means for early detection and response that can help prevent costly downtime.

Sight glass construction and range

The Alfa Laval sight glass range consists of seven different models that are mounted or welded onto or into pressurized, non-pressurized and high-temperature tanks or vessels, or pipe systems.

Made with borosilicate glass according to DIN 7080 and long-lasting, specially formulated gaskets, these sight glasses are resistant to different pressures, temperatures and can be used in various applications.

For more information on the different types of sight glasses, please refer to How it works and Documentation.