The Comprehensive Flowmeters Resource

Voegtlin Rotameter Flowmeter Q Flow


Our proven Q-Flow is a modern VA-flowmeter (Rotameter) for gases built on the variable area principle. Designed in close collaboration with users, it combines our long experience and practical shop-floor requirements.


  • Compact and slender design
  • Glass measuring tubes in 3 sizes
  • Body in aluminium or stainless steel
  • Panel mounting design (plug-in)
  • Optional 15-turn control valve for smooth and accurate adjustment.
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