Specialty & High Purity Gas
Over decades of experience, we’ve proven that our complete range of Rotarex cylinder valves, pressure regulators, line valves, fittings and connectors for specialty gases delivers safety, control and productivity over a long lifetime. Source-through-manufacturing quality control ensures durability for corrosive gases.
  • In specialty gas cylinder valves find a diaphragm valve, soft seat valves & more.
    Cylinder Valves
    Find a diaphragm valve, packed & O-ring seal technologies, soft seat valves & more.
  • Find a pressure regulator, gas cylinder regulator, switchover board, point-of-use regulator & more.
    Pressure Regulators
    Find a gas cylinder regulator, switchover board, line regulator, point-of-use regulator & more.
  • Line Valves
    Find a line diaphragm valve, O-ring line valve, bellows valve, safety valve, purge valve & more.
  • In the complete selection of fittings & connectors find a double-ring tube fitting, cylinder connectors & more.
    Fittings & Connectors
    In one of the most complete selections, find a double-ring tube fitting, cylinder connectors, adaptors & more.
  • In a complete range of accessories find a pressure gauge, cylinder extension for a supply or switchover board & more.
    In a complete range, find a pressure gauge, cylinder extension for a supply or switchover board & more.

Today’s Rotarex is the gas control industry’s innovation leader. When companies worldwide need products that enable new technologies and systems, they turn to us. And it’s been that way since our first Ceodeux valves won innovation awards in the 1920’s, propelling us into the top tier of cylinder valve manufacturers. We’ve never stopped inventing, designing, prototyping and manufacturing first-of-a-kind products that solve industry challenges and invent new, safer ways of working.


  • Rapid response R&D infrastructure
  • Applied innovations such as the integrated valve
  • Breadth of technology across regions worldwide
  • Crossover solutions from one application to another

Rotarex Corporate Video

Rotarex Corporate Video

Learn about Rotarex’ premium quality cylinder valves, pressure regulators & gas control equipment…

Rotarex SRG

Rotarex SRG

SRG Schulz + Rackow Gastechnik – LPG valve, LPG pressure regulator & LPG level gauge manufacturer.


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