Henry Valve: liquid level column
The LCA Series is all steel welded construction, high-pressure design, with fused glass cap assemblies and reflex lens included. The reflex lens looks dark with liquid present and light when liquid is absent. The maximum working pressure of the company’s Liquid Level Column is 500 psi. Models available are 20, 40, and 60 in.
— Henry Valve
Melrose Park, IL