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Valcom Spider Lok Position indicators for buried service valves such as the one shown here set the industry standard because they  can be set at various levels within a standpipe and because of its lightning fast installation which eliminates the need for VBA’s or critical adjustments to stem extensions.
The Valcom Division of TRI, manufactures a complete line of custom products used for measuring, controlling 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.
Valcom Spider Lok Position indicators for buried service valves such as the one shown here set the industry standard because they  can be set at various levels within a standpipe and because of its lightning fast installation which eliminates the need for VBA’s or critical adjustments to stem extensions.
The Valcom Division of TRI, manufactures a complete line of custom products used for measuring, controlling 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.