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These sights have a glass window.
Easily view liquid movement and level changes from a distance—these sights have an indicator ball inside the glass window.
The window and body are made from a single piece of plastic, making these sights more shatter resistant than sights with a glass window.
View tank contents from multiple angles through the plastic domed window.
Machined from one piece of stain- and impact-resistant plastic.
Continuously monitor oil quality through the clear plastic reservoir and use the attached drain valve to remove water accumulation.
With a thick glass window fused to a metal body, these sights resist cracking at high pressures.
Often used in kilns and other heating equipment, these sights have a quartz window that can withstand temperatures up to 1600° F. They're also known as peep sights.
Check the contents of your tank from multiple angles with the domed window. To mount these sights, fasten their extend flange to tank walls.
An extended flange makes these sights easy to bolt onto tank walls.
Monitor food, brewery, chemical, pharmaceutical, and biotech processing lines with these sights that attach to quick-clamp fittings for fast installation and easy removal for cleaning.
Press these sights into a hole in your tank wall; no additional mounting nuts are needed. They mount from the outside.
Mount these sights from the inside of your tank and secure with a lock nut.
Add a window to your high-vacuum system. With a pane of glass sealed inside a high-vacuum CF flange, these sights bolt onto vacuum chambers, tee fittings, and manifolds.
Weld these sights to single-wall tanks.
Designed with quick-clamp (KF) connections, these sights connect to a port on a high-vacuum chamber, so you can monitor what's happening inside.