Straight Through Sight Flow Indicator with Flap and Scale Plate - Gunmetal

The Fig.904 incorporates a pivoted internal flap, which provides indication of change in the rate of flow, from a drip to full flow.


  • The internal stainless steel flap is electro polished to improve viewing in murky liquids.
  • The indicators are suitable for both horizontal and vertical upward flows.
  • A variety of glass and gasket materials are available as standard.
  • Rhodes Sight Glasses are fully manufactured in Great Britain, with castings from Great Britain.
Fig. 904 Datasheet Download Installation, Operating & Maintenance

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