DUCAL Stainless steel integrated valve for calibration gas applications
Jun 15, 2016
Ducal is the first stainless steel integrated valve for calibration gas applications. Compatible with the complete range of specialty gases used to calibrate analyzers, it integrates a cylinder valve with a pressure regulator.
DUCAL Stainless steel integrated valve for calibration gas applications

By combining essential gas control components into a compact mono-body, safety is improved as there are fewer potential leak points. Plus, Ducal’s ergonomic design and an innovative molded plastic protection guard make it safer and easier to use.

With Ducal...

  • Premium quality materials ensure the quality of gas mixtures
  • Pre-engineered all-in-one design optimizes all gas calibration operations
  • Compact and lightweight design makes it ideal for mobile applications
  • Little maintenance is required over its long guaranteed lifetime

Ducal’s high precision pressure regulator delivers an extremely accurate outlet flow and pressure, with a very low Irregularity Factor of only 7%. This dual-stage metallic diaphragm regulator, plus the regulator hand wheel and diaphragm shut-off valve hand wheel, enable highly precise calibration gas regulation with continuous flow. This delivers stability and excellent performance.

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Ducal operates with all calibration gas mixtures, connects directly and is is available for most taper and parallel threaded cylinders.

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Ducal requires little maintenance over its long guaranteed lifetime. It been tested in accordance with ISO 22435 – ISO 10297 standards and is now part of Rotarex’ new range of calibration valves with pressure regulators. To learn more, please download the Ducal brochure.


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