Home / Products / Flow / Sight Flow Indicators Products Calibration Services DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Pressure DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Air Quality DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Air Velocity DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Flow DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Level DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Temperature DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Test Equipment DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Valves DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Miscellaneous DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Hazardous Rated DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Series SFI-100 & SFI-300 Inexpensive Protection for Expensive Equipment and Systems MIDWEST Sight Flow Indicator are a dependable service at economical prices. All types feature a removable window for easy service. View More Series 500 Shows Level or Contents of Tanks, Pipelines; Tempered, Replaceable Glass Window Sight Window has a tough tempered glass window that resists chemical attacks and abrasions. Applications include pressure vessels, coolant tanks, and oil reservoirs. View More Series 550 Shows Level or Contents of Tanks, Pipelines; Fused Glass and Steel Construction Sight Window has fused glass style sight windows which feature glass to metal bond for reliability. Windows are clear and flush with front face. View More Series SFI-300F Inexpensive Protection for Expensive Equipment and Systems MIDWEST Sight Flow Indicator has a double window with no moving indicator and the window is removable for easy service and replacement. View More Series SFI-400 Inexpensive Protection for Expensive Equipment and Systems MIDWEST Sight Flow Indicator has a glass tube construction offering easy flow viewing. These models are manufactured of quality materials and safety tested to assure long, dependable service at economical prices. View More Series SFI-700 Inexpensive Protection for Expensive Equipment and Systems MIDWEST Sight Flow Indicator offer threaded process connections. Maintenance is simple with internal wipers. Economical. View More
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