S21 Series Sight Flow Indicators On John C. Ernst Co. Inc.

Sight Flow Indicators

Liquid Level Gauges

Sight Windows

Flow Meters & Totalizers

Glass & Gaskets

Tri-Clamp Products

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S21T Series Threaded Full View Sight Flow Indicators
S21T Series Threaded Full View Sight Flow Indicators
(17)
- Full Protective Shield Around Inner Glass Tube
S21F Series Flanged Full View Sight Flow Indicators
S21F Series Flanged Full View Sight Flow Indicators
(30)
- Wafer Flange (Fits Between Two 150 Lb ASME Flanges)
- Full Protective Shield Around Inner Glass Tube