The Valcom Division of TRI manufactures a complete line of custom products  used for measuring and pumping corrosive chemicals. 

This product line includes large volume calibration columns, and corrosion resistant pulsation dampeners for metering pump systems. 

In addition our many years of experience as manufacturers of accessories for the valve industry makes Valcom your best choice for valve and actuator integration, such as valve position indicators, stem extensions, and stem bonnets for use in remote service installations. 

Our electronic battery backup failsafe valve actuators have years of proven success in installations around the world for automatic power loss detection and actuation of valves in critical applications.