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Fisherbrand™ Flow Indicator

Allows immediate visual indication of gas or liquid flow by means of the ball's rotation.

Catalog No. 15-315-34B

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Transparent SAN plastic body contains polypropylene ball. Ball's rotation indicates direction of liquid or gas flow while its speed is proportional to flowrate.


  • Minimum flowrate detected: 10-12L/hr.
  • Maximum flowrate detected: 330-390L/hr.
  • Maximum fluid temperature, 50°C (122°F)
  • Tapered serrated fittings accept 0.25 to 0.375 in. I.D. (6.4 to 9.5mm) tubing




10 to 12 to 330 to 390L/hr.
Tapered serrated fittings accept 0.25 to 0.375 in. I.D. (6.4 to 9.5mm) tubing
Flow Indicator
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