Dual Window Flanged Sight Flow Indicators Models 102, 103, 104

dual window flanged sight flow indicators models 102, 103, 104

The Chem Flowtronics Models, 102, 103, and 104 standard in-line flanged sight flows are available in 316 stainless steel (wetted parts) or carbon steel. Pipe line sizes are available up to 20 inches. Our Model 102 (right flow pattern) sight flow offers you flexibility of design where in-line or size requirements are not standard. The Model 103 or "T" sight flow indicator gives you positive view of flow to three connecting lines.



The Chem Flowtronics Models, 102, 103, and 104 standard in-line flanged sight flows are available in 316 stainless steel (wetted parts) or carbon steel. Pipe line sizes are available up to 20 inches. Our Model 102 (right flow pattern) sight flow offers you flexibility of design where in-line or size requirements are not standard. The Model 103 or "T" sight flow indicator gives you positive view of flow to three connecting lines. Primarily used in distillation and extraction processes for positive identification of flow. Our Model 104 offers what no other manufacturer can, namely, a sight flow cross. This unique design can be used in tank manifold systems for positive flow identification of three independent tanks.

Standard sizes: 1/2" through 16"
  • Largest Viewing Area in the Industry
  • Lightweight and with rotating flanges for Easy Installation
  • 150# Bolt Circle Rotating End Flanges
  • PTFE Gaskets Standard
  • Tempered Borosilicate Glass Standard
  • Pressure rating: 150 PSIG
  • Temperature rating with PTFE gaskets: 400°F
  • A variety of alloy bodies available
  • Tefzel or PFA linings
  • Drip Tube Available All Models
  • Rotor - Flapper - Vent - Instrument Fittings
  • Special face-to-face dimensions
  • 300 lb. flanges
  • Safety shields
  • Chrome plating
  • Other gasket materials: Viton, neoprene
  • Stainless steel backup flanges
  • Stainless steel lens flanges and bolts (i.e. 100% stainless steel construction)
  • Available with Flapper (101-F) or Rotor (101-R) visual flow identification
  • Full ANSI rating - Special High Temperature and High Pressure Ratings

Additional information/drawings are available in the PDF brochure.


dual-window-102-102-104