TESCOM AGI The H70W Primary Isolation Valve

A chemical injection and instrumentation primary isolation Root valve with a 3/8” (9.5 mm) bore for pressures to 6000 psig (414 barg).

General Application
The H70W is an ideal solution for the simple installation of chemical injection lines and instruments directly to a wellhead in conventional oil and gas production, reducing leak points, assembly time and installation footprint.


  • Compact modular design.
  • Simple installation directly to the outlet of a wellhead gate valve provides a significant reduction in field
    installation costs.
  • ‘Plug and play’ design eliminates multiple piping elbows, tees, tubing connectors and valves in one factory tested assembly.
  • Simple field operation.
  • DBB functions when used in conjunction with an API wellhead valve.
  • Up to two chemical injection ports with isolation valves.
  • Separate 3/8″ bore block valve for isolation, testing and/or removal of instruments.
  • Instrument bleed valve installed at the factory and extra ½” NPT hex-plug included.
  • Horizontal or vertical applications can be handled by the same valve.

Available: Canada Wide

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TESCOM Primary_Isolation_H70W_VCTDS_DataSheet_July 13 2020_Westech.pdf

Manufacturer info

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