These sights have a 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.

With a thick glass window fused to a metal body, these sights resist cracking at high pressures.

Press these sights into a hole in your tank wall; no additional mounting nuts are needed. They mount from the outside.

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.

These flexible indicators bend to follow the contours of a tank.

Combine a pair of valves with a gauge glass and four guard rods to build a complete level indicator.

The low-profile body fits in areas with limited clearance.

A large tubular window provides an unobstructed view of liquid color, clarity, and movement from multiple angles.

The indicator moves when flow is present, so it’s easy to visually confirm flow from a distance.

Withstand twice the temperature of standard sights. These are rated for temperatures up to 400° F.